diff --git a/js/bullet.js b/js/bullet.js
index 77b0c86..ce62235 100644
--- a/js/bullet.js
+++ b/js/bullet.js
@@ -670,7 +670,7 @@ const b = {
   },
   drone(speed = 1) {
     const me = bullet.length;
-    const THRUST = mod.isFastDrones ? 0.0025 : 0.0015
+    const THRUST = mod.isFastDrones ? 0.0023 : 0.0015
     // const FRICTION = mod.isFastDrones ? 0.008 : 0.0005
     const dir = mech.angle + 0.4 * (Math.random() - 0.5);
     const RADIUS = (4.5 + 3 * Math.random())
@@ -2550,7 +2550,7 @@ const b = {
       name: "drones",
       description: "deploy drones that <strong>crash</strong> into mobs<br>crashes reduce their <strong>lifespan</strong> by 1 second",
       ammo: 0,
-      ammoPack: 13,
+      ammoPack: 14,
       have: false,
       fire() {
         b.drone(mech.crouch ? 45 : 1)
@@ -3173,8 +3173,8 @@ const b = {
         };
         if (mod.isPulseAim) { //find mobs in line of sight
           let dist = 2200
-          energy = 0.25 * Math.min(mech.energy, 1.75)
-          explosionRange = 1100 * energy
+          energy = 0.23 * Math.min(mech.energy, 1.75)
+          explosionRange = 1300 * energy
           for (let i = 0, len = mob.length; i < len; i++) {
             const newDist = Vector.magnitude(Vector.sub(path[0], mob[i].position))
             if (explosionRange < newDist &&
@@ -3206,7 +3206,7 @@ const b = {
         } else {
           energy = 0.3 * Math.min(mech.energy, 1.75)
           mech.energy -= energy * mod.isLaserDiode
-          explosionRange = 1100 * energy
+          explosionRange = 1200 * energy
           if (best.who) b.explosion(path[1], explosionRange, true)
           mech.fireCDcycle = mech.cycle + Math.floor(50 * b.fireCD); // cool down
         }
diff --git a/js/engine.js b/js/engine.js
index e86ba81..12d5600 100644
--- a/js/engine.js
+++ b/js/engine.js
@@ -162,6 +162,21 @@ function collisionChecks(event) {
               dmg *= 0.85
             }
             mech.damage(dmg);
+            if (mod.isEjectMod) {
+              const have = [] //find which mods you have
+              for (let i = 0; i < mod.mods.length; i++) {
+                if (mod.mods[i].count > 0) have.push(i)
+              }
+              const choose = have[Math.floor(Math.random() * have.length)]
+              //message about what mod was lost
+              game.makeTextLog(`<div class='circle mod'></div> &nbsp; <strong>${mod.mods[choose].name}</strong> ejected by exciton-lattice`, 300)
+
+
+              for (let i = 0; i < mod.mods[choose].count; i++) powerUps.spawn(mech.pos.x, mech.pos.y, "mod");
+              mod.mods[choose].count = 0;
+              mod.mods[choose].remove(); // remove a random mod form the list of mods you have
+              game.updateModHUD();
+            }
             if (mob[k].onHit) mob[k].onHit(k);
 
             //extra kick between player and mob              //this section would be better with forces but they don't work...
diff --git a/js/game.js b/js/game.js
index 9739958..a25e02f 100644
--- a/js/game.js
+++ b/js/game.js
@@ -43,6 +43,7 @@ const game = {
     // game.clip();
     ctx.restore();
     game.drawCursor();
+    // game.pixelGraphics();
   },
   testingLoop() {
     game.gravity();
@@ -153,6 +154,84 @@ const game = {
   // clip() {
 
   // },
+  pixelGraphics() {
+    //copy current canvas pixel data
+    let imgData = ctx.getImageData(0, 0, canvas.width, canvas.height);
+    let data = imgData.data;
+    //change pixel data
+
+
+    // const off = 4 * Math.floor(x) + 4 * canvas.width * Math.floor(y);
+    // multiple windows
+    for (let i = data.length / 2; i < data.length; i += 4) {
+      index = i % (canvas.width * canvas.height * 2) // + canvas.width*4*canvas.height
+
+      data[i + 0] = data[index + 0]; // red
+      data[i + 1] = data[index + 1]; // red
+      data[i + 2] = data[index + 2]; // red
+      data[i + 3] = data[index + 3]; // red
+    }
+
+    for (let x = 0; x < len; x++) {
+
+    }
+
+
+
+    // const startX = 2 * canvas.width + 2 * canvas.width * canvas.height
+    // const endX = 4 * canvas.width + 4 * canvas.width * canvas.height
+    // const startY = 2 * canvas.width + 2 * canvas.width * canvas.height
+    // const endY = 4 * canvas.width + 4 * canvas.width * canvas.height
+    // for (let x = startX; x < endX; x++) {
+    //   for (let y = startY; y < endY; y++) {
+
+    //   }
+    // }
+
+
+
+
+    //strange draw offset
+    // const off = canvas.height * canvas.width * 4 / 2
+    // for (let index = 0; index < data.length; index += 4) {
+    //   data[index + 0] = data[index + 0 + off]; // red
+    //   data[index + 1] = data[index + 1 + off]; // red
+    //   data[index + 2] = data[index + 2 + off]; // red
+    //   data[index + 3] = data[index + 3 + off]; // red
+    // }
+
+    //change all pixels
+    // for (let index = 0; index < data.length; index += 4) {
+    // data[index + 0] = 255; // red
+    // data[index + 1] = 255; // green
+    // data[index + 2] = 255; // blue
+    // data[index + 3] = 255; // alpha 
+    // }
+
+    //change random pixels
+    // for (let i = 0, len = Math.floor(data.length / 10); i < len; ++i) {
+    //   const index = Math.floor((Math.random() * data.length) / 4) * 4;
+    //   data[index + 0] = 255; // red
+    //   data[index + 1] = 0; // green
+    //   data[index + 2] = 0; // blue
+    //   data[index + 3] = 255 //Math.floor(Math.random() * Math.random() * 255); // alpha
+    // }
+
+    // //change random pixels
+    // for (let i = 0, len = Math.floor(data.length / 1000); i < len; ++i) {
+    //   const index = Math.floor((Math.random() * data.length) / 4) * 4;
+    //   // data[index] = data[index] ^ 255; // Invert Red
+    //   // data[index + 1] = data[index + 1] ^ 255; // Invert Green
+    //   // data[index + 2] = data[index + 2] ^ 255; // Invert Blue
+    //   data[index + 0] = 0; // red
+    //   data[index + 1] = 0; // green
+    //   data[index + 2] = 0; // blue
+    //   // data[index + 3] = 255 //Math.floor(Math.random() * Math.random() * 255); // alpha
+    // }
+
+    //draw new pixel data to canvas
+    ctx.putImageData(imgData, 0, 0);
+  },
   drawCursor() {
     const size = 10;
     ctx.beginPath();
diff --git a/js/level.js b/js/level.js
index e63ce1b..02875fd 100644
--- a/js/level.js
+++ b/js/level.js
@@ -16,9 +16,9 @@ const level = {
       // game.zoomScale = 1000;
       // game.setZoom();
       // mech.isStealth = true;
-      // mech.setField("standing wave harmonics")
+      // mech.setField("time dilation field")
       // b.giveGuns("rail gun")
-      // mod.giveMod("capacitor bank");
+      // mod.giveMod("quantum immortality");
 
       level.intro(); //starting level
       // level.testing(); //not in rotation
diff --git a/js/mods.js b/js/mods.js
index c0893bf..e3c8514 100644
--- a/js/mods.js
+++ b/js/mods.js
@@ -86,7 +86,7 @@ const mod = {
         if (mod.isAcidDmg && mech.health > 1) dmg *= 1.4;
         if (mod.isRest && player.speed < 1) dmg *= 1.20;
         if (mod.isEnergyDamage) dmg *= 1 + mech.energy / 5.5;
-        if (mod.isDamageFromBulletCount) dmg *= 1 + bullet.length * 0.004
+        if (mod.isDamageFromBulletCount) dmg *= 1 + bullet.length * 0.0038
         if (mod.isRerollDamage) dmg *= 1 + 0.05 * powerUps.reroll.rerolls
         if (mod.isOneGun && b.inventory.length < 2) dmg *= 1.25
         return dmg * mod.slowFire
@@ -713,6 +713,22 @@ const mod = {
                 mod.isHarmArmor = false;
             }
         },
+        {
+            name: "exciton-lattice",
+            description: `reduce <strong class='color-harm'>harm</strong> by <strong>80%</strong>, but<br>after a <strong>collision</strong>, <strong>eject</strong> one of your <strong class='color-m'>mods</strong>`,
+            maxCount: 1,
+            count: 0,
+            allowed() {
+                return !mod.isEnergyHealth && (mod.isBayesian || mod.isExtraChoice || mod.manyWorlds || mod.isImmortal || mod.isMineDrop || mod.renormalization)
+            },
+            requires: "Bayesian, cardinality, many worlds, immortality, renormalization, or mine synthesis",
+            effect() {
+                mod.isEjectMod = true;
+            },
+            remove() {
+                mod.isEjectMod = false;
+            }
+        },
         {
             name: "clock gating",
             description: `<strong>slow</strong> <strong>time</strong> by <strong>50%</strong> after receiving <strong class='color-harm'>harm</strong><br>reduce <strong class='color-harm'>harm</strong> by <strong>15%</strong>`,
@@ -1093,9 +1109,9 @@ const mod = {
             maxCount: 1,
             count: 0,
             allowed() {
-                return true
+                return !mod.isBayesian
             },
-            requires: "",
+            requires: "not Bayesian inference",
             effect() {
                 mod.isAmmoForGun = true;
             },
@@ -1127,9 +1143,9 @@ const mod = {
             maxCount: 1,
             count: 0,
             allowed() {
-                return !mod.isEnergyHealth
+                return !mod.isEnergyHealth && !mod.isBayesian
             },
-            requires: "not mass-energy equivalence",
+            requires: "not mass-energy equivalence<br>not Bayesian inference",
             effect: () => {
                 mod.isAmmoFromHealth = 0.023;
             },
@@ -1288,7 +1304,7 @@ const mod = {
             },
             requires: "more than 6 mods",
             effect: () => {
-                //remove bullets  //to get rid of bots
+                //remove active bullets  //to get rid of bots
                 for (let i = 0; i < bullet.length; ++i) Matter.World.remove(engine.world, bullet[i]);
                 bullet = [];
 
@@ -1324,13 +1340,13 @@ const mod = {
                     if (mod.mods[i].count > 0) have.push(i)
                 }
                 const choose = have[Math.floor(Math.random() * have.length)]
+                game.makeTextLog(`<div class='circle mod'></div> &nbsp; <strong>${mod.mods[choose].name}</strong> removed by reallocation`, 300)
+                for (let i = 0; i < 2 * mod.mods[choose].count; i++) {
+                    powerUps.spawn(mech.pos.x, mech.pos.y, "gun");
+                }
                 mod.mods[choose].remove(); // remove a random mod form the list of mods you have
                 mod.mods[choose].count = 0;
                 game.updateModHUD();
-
-                for (let i = 0; i < 2; i++) {
-                    powerUps.spawn(mech.pos.x, mech.pos.y, "gun");
-                }
             },
             remove() {}
         },
@@ -2155,13 +2171,13 @@ const mod = {
             requires: "laser",
             effect() {
                 mod.laserReflections++;
-                mod.laserDamage += 0.05; //base is 0.1
-                mod.laserFieldDrain += 0.001 //base is 0.002
+                mod.laserDamage += 0.065; //base is 0.11
+                mod.laserFieldDrain += 0.0009 //base is 0.002
             },
             remove() {
                 mod.laserReflections = 2;
-                mod.laserDamage = 0.1;
-                mod.laserFieldDrain = 0.002;
+                mod.laserDamage = 0.13;
+                mod.laserFieldDrain = 0.0018;
             }
         },
         {
@@ -2717,5 +2733,6 @@ const mod = {
     isBayesian: null,
     nailGun: null,
     nailInstantFireRate: null,
-    isCapacitor: null
+    isCapacitor: null,
+    isEjectMod: null
 }
\ No newline at end of file
diff --git a/js/player.js b/js/player.js
index 5dc390a..3e41802 100644
--- a/js/player.js
+++ b/js/player.js
@@ -359,9 +359,31 @@ const mech = {
         game.makeGunHUD(); //update gun HUD
       }
 
+
+      function pixelWindows() {
+
+        //pixel graphics
+        let imgData = ctx.getImageData(0, 0, canvas.width, canvas.height); //copy current canvas pixel data
+        let data = imgData.data;
+        //change random pixels
+        //strange draw offset
+        // const off = canvas.height * canvas.width * 4 / 16
+        for (let i = 0; i < data.length; i += 4) {
+          index = i % canvas.width
+          data[index + 0] = data[index + 0]; // red
+          data[index + 1] = data[index + 1]; // red
+          data[index + 2] = data[index + 2]; // red
+          data[index + 3] = data[index + 3]; // red
+        }
+        ctx.putImageData(imgData, 0, 0); //draw new pixel data to canvas
+
+      }
+
+
       game.wipe = function () { //set wipe to have trails
         ctx.fillStyle = "rgba(255,255,255,0)";
         ctx.fillRect(0, 0, canvas.width, canvas.height);
+        // pixelWindows()
       }
 
       function randomizeEverything() {
@@ -387,6 +409,7 @@ const mech = {
           game.wipe = function () { //set wipe to have trails
             ctx.fillStyle = `rgba(255,255,255,${(i+1)*(i+1)*0.006})`;
             ctx.fillRect(0, 0, canvas.width, canvas.height);
+            // pixelWindows()
           }
         }, (i + 1) * swapPeriod);
       }
@@ -450,6 +473,7 @@ const mech = {
     let dmg = 1
     dmg *= mech.fieldHarmReduction
     dmg *= mod.isSlowFPS ? 0.85 : 1
+    if (mod.isEjectMod) dmg *= 0.2
     if (mod.isHarmReduce && mech.fieldUpgrades[mech.fieldMode].name === "negative mass field" && mech.isFieldActive) dmg *= 0.6
     if (mod.isBotArmor) dmg *= 0.95 ** mod.totalBots()
     if (mod.isHarmArmor && mech.lastHarmCycle + 600 > mech.cycle) dmg *= 0.5;
@@ -691,6 +715,7 @@ const mech = {
   holdingTarget: null,
   timeSkipLastCycle: 0,
   // these values are set on reset by setHoldDefaults()
+  grabPowerUpRange2: 0,
   isFieldActive: false,
   fieldRange: 155,
   fieldShieldingScale: 1,
@@ -713,6 +738,7 @@ const mech = {
     mech.fieldBlockCD = 10;
     game.isBodyDamage = true;
     mech.fieldHarmReduction = 1;
+    mech.grabPowerUpRange2 = 156000;
     mech.fieldRange = 155;
     mech.fieldFire = false;
     mech.fieldCDcycle = 0;
@@ -939,15 +965,18 @@ const mech = {
     ctx.stroke();
   },
   grabPowerUp() { //look for power ups to grab with field
-    const grabPowerUpRange2 = 156000 //(mech.fieldRange + 220) * (mech.fieldRange + 220)
     for (let i = 0, len = powerUp.length; i < len; ++i) {
       const dxP = mech.pos.x - powerUp[i].position.x;
       const dyP = mech.pos.y - powerUp[i].position.y;
       const dist2 = dxP * dxP + dyP * dyP;
       // float towards player  if looking at and in range  or  if very close to player
-      if (dist2 < grabPowerUpRange2 && (mech.lookingAt(powerUp[i]) || dist2 < 16000) && !(mech.health === mech.maxHealth && powerUp[i].name === "heal")) {
-        powerUp[i].force.x += 7 * (dxP / dist2) * powerUp[i].mass;
-        powerUp[i].force.y += 7 * (dyP / dist2) * powerUp[i].mass - powerUp[i].mass * game.g; //negate gravity
+      if (dist2 < mech.grabPowerUpRange2 &&
+        (mech.lookingAt(powerUp[i]) || dist2 < 16000) &&
+        !(mech.health === mech.maxHealth && powerUp[i].name === "heal") &&
+        Matter.Query.ray(map, powerUp[i].position, mech.pos).length === 0
+      ) {
+        powerUp[i].force.x += 0.05 * (dxP / Math.sqrt(dist2)) * powerUp[i].mass;
+        powerUp[i].force.y += 0.05 * (dyP / Math.sqrt(dist2)) * powerUp[i].mass - powerUp[i].mass * game.g; //negate gravity
         //extra friction
         Matter.Body.setVelocity(powerUp[i], {
           x: powerUp[i].velocity.x * 0.11,
@@ -1186,7 +1215,7 @@ const mech = {
   },
   fieldUpgrades: [{
       name: "field emitter",
-      description: "use <strong class='color-f'>energy</strong> to <strong>shield</strong> yourself from <strong class='color-harm'>harm</strong><br><strong>pick up</strong> and <strong>throw</strong> objects",
+      description: "use <strong class='color-f'>energy</strong> to <strong>push</strong> mobs away<br><strong>throw</strong> blocks to <strong class='color-d'>damage</strong> mobs<br><strong>pick up</strong> power ups",
       effect: () => {
         game.replaceTextLog = true; //allow text over write
         mech.hold = function () {
@@ -1212,9 +1241,9 @@ const mech = {
     },
     {
       name: "standing wave harmonics",
-      description: "three oscillating <strong>shields</strong> are permanently active<br>reduce <strong class='color-harm'>harm</strong> by <strong>30%</strong>",
+      description: "three oscillating <strong>shields</strong> are permanently active<br><strong>blocking</strong> has no <strong>cool down</strong><br>reduce <strong class='color-harm'>harm</strong> by <strong>20%</strong>",
       effect: () => {
-        mech.fieldHarmReduction = 0.70;
+        mech.fieldHarmReduction = 0.20;
         mech.fieldBlockCD = 0;
         mech.hold = function () {
           if (mech.isHolding) {
@@ -1231,8 +1260,8 @@ const mech = {
           }
           if (mech.energy > 0.1 && mech.fieldCDcycle < mech.cycle) {
             const fieldRange1 = (0.7 + 0.3 * Math.sin(mech.cycle / 23)) * mech.fieldRange
-            const fieldRange2 = (0.6 + 0.4 * Math.sin(mech.cycle / 37)) * mech.fieldRange
-            const fieldRange3 = (0.55 + 0.45 * Math.sin(mech.cycle / 47)) * mech.fieldRange
+            const fieldRange2 = (0.63 + 0.37 * Math.sin(mech.cycle / 37)) * mech.fieldRange
+            const fieldRange3 = (0.65 + 0.35 * Math.sin(mech.cycle / 47)) * mech.fieldRange
             const netfieldRange = Math.max(fieldRange1, fieldRange2, fieldRange3)
             ctx.fillStyle = "rgba(110,170,200," + (0.04 + mech.energy * (0.12 + 0.13 * Math.random())) + ")";
             ctx.beginPath();
@@ -1254,16 +1283,18 @@ const mech = {
     {
       name: "perfect diamagnetism",
       // description: "gain <strong class='color-f'>energy</strong> when <strong>blocking</strong><br>no <strong>recoil</strong> when <strong>blocking</strong>",
-      description: "<strong>blocking</strong> does not drain <strong class='color-f'>energy</strong><br><strong>blocking</strong> has no <strong>cool down</strong> and less <strong>recoil</strong>",
+      description: "<strong>blocking</strong> does not drain <strong class='color-f'>energy</strong><br><strong>blocking</strong> has no <strong>cool down</strong> and less <strong>recoil</strong><br><strong>attract</strong> power ups from <strong>far away</strong>",
       effect: () => {
         mech.fieldShieldingScale = 0;
+        mech.grabPowerUpRange2 = 4000000
+        // mech.holdingMassScale = 0.03; //can hold heavier blocks with lower cost to jumping
         // mech.fieldMeterColor = "#0af"
         // mech.fieldArc = 0.3; //run calculateFieldThreshold after setting fieldArc, used for powerUp grab and mobPush with lookingAt(mob)
         // mech.calculateFieldThreshold();
         mech.hold = function () {
           const wave = Math.sin(mech.cycle * 0.022);
-          mech.fieldRange = 165 + 12 * wave
-          mech.fieldArc = 0.3 + 0.035 * wave //run calculateFieldThreshold after setting fieldArc, used for powerUp grab and mobPush with lookingAt(mob)
+          mech.fieldRange = 170 + 12 * wave
+          mech.fieldArc = 0.33 + 0.045 * wave //run calculateFieldThreshold after setting fieldArc, used for powerUp grab and mobPush with lookingAt(mob)
           mech.calculateFieldThreshold();
           if (mech.isHolding) {
             mech.drawHold(mech.holdingTarget);
@@ -1317,13 +1348,13 @@ const mech = {
             if (mod.isSporeField) {
               // mech.fieldCDcycle = mech.cycle + 10; // set cool down to prevent +energy from making huge numbers of drones
               const len = Math.floor(6 + 4 * Math.random())
-              mech.energy -= len * 0.074;
+              mech.energy -= len * 0.07;
               for (let i = 0; i < len; i++) {
                 b.spore(mech.pos)
               }
             } else if (mod.isMissileField) {
               // mech.fieldCDcycle = mech.cycle + 10; // set cool down to prevent +energy from making huge numbers of drones
-              mech.energy -= 0.6;
+              mech.energy -= 0.55;
               b.missile({
                   x: mech.pos.x + 40 * Math.cos(mech.angle),
                   y: mech.pos.y + 40 * Math.sin(mech.angle) - 3
@@ -1333,11 +1364,11 @@ const mech = {
                 1, mod.babyMissiles)
             } else if (mod.isIceField) {
               // mech.fieldCDcycle = mech.cycle + 17; // set cool down to prevent +energy from making huge numbers of drones
-              mech.energy -= 0.045;
+              mech.energy -= 0.04;
               b.iceIX(1)
             } else {
               // mech.fieldCDcycle = mech.cycle + 10; // set cool down to prevent +energy from making huge numbers of drones
-              mech.energy -= 0.33;
+              mech.energy -= 0.3;
               b.drone(1)
             }
 
@@ -1365,13 +1396,15 @@ const mech = {
     },
     {
       name: "negative mass field",
-      description: "use <strong class='color-f'>energy</strong> to nullify  &nbsp; <strong style='letter-spacing: 12px;'>gravity</strong><br>reduce <strong class='color-harm'>harm</strong> by <strong>45%</strong>",
+      description: "use <strong class='color-f'>energy</strong> to nullify  &nbsp; <strong style='letter-spacing: 12px;'>gravity</strong><br>reduce <strong class='color-harm'>harm</strong> by <strong>45%</strong><br><strong>blocks</strong> held by the field have a lower <strong>mass</strong>",
       fieldDrawRadius: 0,
       effect: () => {
         mech.fieldFire = true;
         mech.holdingMassScale = 0.03; //can hold heavier blocks with lower cost to jumping
         mech.fieldMeterColor = "#000"
         mech.fieldHarmReduction = 0.55;
+        mech.fieldDrawRadius = 0;
+
         mech.hold = function () {
           mech.airSpeedLimit = 125 //5 * player.mass * player.mass
           mech.FxAir = 0.016
@@ -1483,7 +1516,7 @@ const mech = {
     },
     {
       name: "plasma torch",
-      description: "use <strong class='color-f'>energy</strong> to emit short range plasma<br>plasma <strong class='color-d'>damages</strong> and <strong>pushes</strong> mobs",
+      description: "use <strong class='color-f'>energy</strong> to emit short range plasma<br>plasma <strong class='color-d'>damages</strong> mobs<br>plasma <strong>pushes</strong> mobs and blocks away",
       effect() {
         mech.fieldMeterColor = "#f0f"
         mech.hold = function () {
@@ -1638,7 +1671,7 @@ const mech = {
     },
     {
       name: "time dilation field",
-      description: "use <strong class='color-f'>energy</strong> to <strong style='letter-spacing: 1px;'>stop time</strong><br><em>you can move and fire while time is stopped</em>",
+      description: "use <strong class='color-f'>energy</strong> to <strong style='letter-spacing: 1px;'>stop time</strong><br><strong>move</strong> and <strong>fire</strong> while time is stopped<br><strong>touching</strong> mobs still does <strong class='color-harm'>harm</strong>",
       effect: () => {
         // mech.fieldMeterColor = "#000"
         mech.fieldFire = true;
@@ -1667,6 +1700,7 @@ const mech = {
               ctx.fillStyle = "#ccc";
               ctx.fillRect(-100000, -100000, 200000, 200000)
               ctx.globalCompositeOperation = "source-over"
+
               //stop time
               mech.isBodiesAsleep = true;
 
@@ -1730,7 +1764,7 @@ const mech = {
     },
     {
       name: "phase decoherence field",
-      description: "use <strong class='color-f'>energy</strong> to become <strong>intangible</strong><br><strong>firing</strong> and touching <strong>shields</strong> increases <strong>drain</strong>",
+      description: "use <strong class='color-f'>energy</strong> to become <strong>intangible</strong><br><strong>firing</strong> and touching <strong>shields</strong> <strong>drains</strong> <strong class='color-f'>energy</strong><br>unable to <strong>see</strong> and be <strong>seen</strong> by mobs",
       effect: () => {
         mech.fieldFire = true;
         mech.fieldMeterColor = "#fff";
diff --git a/js/powerup.js b/js/powerup.js
index 77fe4fb..aaa631f 100644
--- a/js/powerup.js
+++ b/js/powerup.js
@@ -21,24 +21,30 @@ const powerUps = {
     }
     powerUps.endDraft();
   },
-  endDraft() {
-    if (mod.manyWorlds && powerUps.reroll.rerolls < 1) {
-      powerUps.spawn(mech.pos.x, mech.pos.y, "reroll");
-    }
-    document.body.style.cursor = "none";
-    document.getElementById("choose-grid").style.display = "none"
-    document.getElementById("choose-background").style.display = "none"
-    game.paused = false;
-    game.isChoosing = false; //stops p from un pausing on key down
-    requestAnimationFrame(cycle);
-  },
   showDraft() {
     document.getElementById("choose-grid").style.display = "grid"
     document.getElementById("choose-background").style.display = "inline"
     document.body.style.cursor = "auto";
+    if (mod.isExtraChoice) {
+      document.body.style.overflowY = "scroll";
+      document.body.style.overflowX = "hidden";
+    }
     game.paused = true;
     game.isChoosing = true; //stops p from un pausing on key down
   },
+  endDraft() {
+    if (mod.manyWorlds && powerUps.reroll.rerolls < 1) {
+      powerUps.spawn(mech.pos.x, mech.pos.y, "reroll");
+    }
+    document.getElementById("choose-grid").style.display = "none"
+    document.getElementById("choose-background").style.display = "none"
+    document.body.style.cursor = "none";
+    document.body.style.overflow = "hidden"
+    game.paused = false;
+    game.isChoosing = false; //stops p from un pausing on key down
+    mech.immuneCycle = mech.cycle + 60; //player is immune to collision damage for 30 cycles
+    requestAnimationFrame(cycle);
+  },
   reroll: {
     rerolls: 0,
     name: "reroll",
@@ -48,7 +54,7 @@ const powerUps = {
     },
     effect() {
       powerUps.reroll.changeRerolls(1)
-      game.makeTextLog("<div class='circle reroll'></div> &nbsp; <span style='font-size:115%;'> <strong>+1 reroll</strong></span>", 300)
+      game.makeTextLog(`<div class='circle reroll'></div> &nbsp; <span style='font-size:115%;'><strong>rerolls:</strong> ${powerUps.reroll.rerolls}</span>`, 300)
     },
     changeRerolls(amount) {
       powerUps.reroll.rerolls += amount
@@ -262,66 +268,67 @@ const powerUps = {
     },
     choiceLog: [], //records all previous choice options
     effect() {
-
-      function pick(skip1 = -1, skip2 = -1, skip3 = -1, skip4 = -1) {
-        let options = [];
-        for (let i = 0; i < mod.mods.length; i++) {
-          if (mod.mods[i].count < mod.mods[i].maxCount && i !== skip1 && i !== skip2 && i !== skip3 && i !== skip4 && mod.mods[i].allowed()) {
-            options.push(i);
+      if (mech.alive) {
+        function pick(skip1 = -1, skip2 = -1, skip3 = -1, skip4 = -1) {
+          let options = [];
+          for (let i = 0; i < mod.mods.length; i++) {
+            if (mod.mods[i].count < mod.mods[i].maxCount && i !== skip1 && i !== skip2 && i !== skip3 && i !== skip4 && mod.mods[i].allowed()) {
+              options.push(i);
+            }
           }
-        }
-        //remove repeats from last selection
-        const totalChoices = mod.isDeterminism ? 1 : 3 + mod.isExtraChoice * 2
-        if (powerUps.mod.choiceLog.length > totalChoices || powerUps.mod.choiceLog.length === totalChoices) { //make sure this isn't the first time getting a power up and there are previous choices to remove
-          for (let i = 0; i < totalChoices; i++) { //repeat for each choice from the last selection
-            if (options.length > totalChoices) {
-              for (let j = 0, len = options.length; j < len; j++) {
-                if (powerUps.mod.choiceLog[powerUps.mod.choiceLog.length - 1 - i] === options[j]) {
-                  options.splice(j, 1) //remove previous choice from option pool
-                  break
+          //remove repeats from last selection
+          const totalChoices = mod.isDeterminism ? 1 : 3 + mod.isExtraChoice * 2
+          if (powerUps.mod.choiceLog.length > totalChoices || powerUps.mod.choiceLog.length === totalChoices) { //make sure this isn't the first time getting a power up and there are previous choices to remove
+            for (let i = 0; i < totalChoices; i++) { //repeat for each choice from the last selection
+              if (options.length > totalChoices) {
+                for (let j = 0, len = options.length; j < len; j++) {
+                  if (powerUps.mod.choiceLog[powerUps.mod.choiceLog.length - 1 - i] === options[j]) {
+                    options.splice(j, 1) //remove previous choice from option pool
+                    break
+                  }
                 }
               }
             }
           }
-        }
 
-        if (options.length > 0) {
-          const choose = options[Math.floor(Math.random() * options.length)]
-          text += `<div class="choose-grid-module" onclick="powerUps.choose('mod',${choose})"><div class="grid-title"><div class="circle-grid mod"></div> &nbsp; ${mod.mods[choose].name}</div> ${mod.mods[choose].description}</div>`
-          return choose
-        }
+          if (options.length > 0) {
+            const choose = options[Math.floor(Math.random() * options.length)]
+            text += `<div class="choose-grid-module" onclick="powerUps.choose('mod',${choose})"><div class="grid-title"><div class="circle-grid mod"></div> &nbsp; ${mod.mods[choose].name}</div> ${mod.mods[choose].description}</div>`
+            return choose
+          }
 
-      }
-      let text = ""
-      if (!mod.isDeterminism) text += `<div class='cancel' onclick='powerUps.endDraft()'>✕</div>`
-      text += `<h3 style = 'color:#fff; text-align:left; margin: 0px;'>choose a mod</h3>`
-      let choice1 = pick()
-      let choice2 = -1
-      let choice3 = -1
-      if (choice1 > -1) {
-        if (!mod.isDeterminism) {
-          choice2 = pick(choice1)
-          // if (choice2 > -1) text += `<div class="choose-grid-module" onclick="powerUps.choose('mod',${choice2})"><div class="grid-title"><div class="circle-grid mod"></div> &nbsp; ${mod.mods[choice2].name}</div> ${mod.mods[choice2].description}</div>`
-          choice3 = pick(choice1, choice2)
-          // if (choice3 > -1) text += `<div class="choose-grid-module" onclick="powerUps.choose('mod',${choice3})"><div class="grid-title"><div class="circle-grid mod"></div> &nbsp; ${mod.mods[choice3].name}</div> ${mod.mods[choice3].description}</div>`
         }
-        if (mod.isExtraChoice) {
-          let choice4 = pick(choice1, choice2, choice3)
-          // if (choice4 > -1) text += `<div class="choose-grid-module" onclick="powerUps.choose('mod',${choice4})"><div class="grid-title"><div class="circle-grid mod"></div> &nbsp; ${mod.mods[choice4].name}</div> ${mod.mods[choice4].description}</div>`
-          let choice5 = pick(choice1, choice2, choice3, choice4)
-          // if (choice5 > -1) text += `<div class="choose-grid-module" onclick="powerUps.choose('mod',${choice5})"><div class="grid-title"><div class="circle-grid mod"></div> &nbsp; ${mod.mods[choice5].name}</div> ${mod.mods[choice5].description}</div>`
-          powerUps.mod.choiceLog.push(choice4)
-          powerUps.mod.choiceLog.push(choice5)
-        }
-        powerUps.mod.choiceLog.push(choice1)
-        powerUps.mod.choiceLog.push(choice2)
-        powerUps.mod.choiceLog.push(choice3)
-        if (powerUps.reroll.rerolls) text += `<div class="choose-grid-module" onclick="powerUps.reroll.use('mod')"><div class="grid-title"><div class="circle-grid reroll"></div> &nbsp; reroll <span class='dice'>${powerUps.reroll.diceText()}</span></div></div>`
+        let text = ""
+        if (!mod.isDeterminism) text += `<div class='cancel' onclick='powerUps.endDraft()'>✕</div>`
+        text += `<h3 style = 'color:#fff; text-align:left; margin: 0px;'>choose a mod</h3>`
+        let choice1 = pick()
+        let choice2 = -1
+        let choice3 = -1
+        if (choice1 > -1) {
+          if (!mod.isDeterminism) {
+            choice2 = pick(choice1)
+            // if (choice2 > -1) text += `<div class="choose-grid-module" onclick="powerUps.choose('mod',${choice2})"><div class="grid-title"><div class="circle-grid mod"></div> &nbsp; ${mod.mods[choice2].name}</div> ${mod.mods[choice2].description}</div>`
+            choice3 = pick(choice1, choice2)
+            // if (choice3 > -1) text += `<div class="choose-grid-module" onclick="powerUps.choose('mod',${choice3})"><div class="grid-title"><div class="circle-grid mod"></div> &nbsp; ${mod.mods[choice3].name}</div> ${mod.mods[choice3].description}</div>`
+          }
+          if (mod.isExtraChoice) {
+            let choice4 = pick(choice1, choice2, choice3)
+            // if (choice4 > -1) text += `<div class="choose-grid-module" onclick="powerUps.choose('mod',${choice4})"><div class="grid-title"><div class="circle-grid mod"></div> &nbsp; ${mod.mods[choice4].name}</div> ${mod.mods[choice4].description}</div>`
+            let choice5 = pick(choice1, choice2, choice3, choice4)
+            // if (choice5 > -1) text += `<div class="choose-grid-module" onclick="powerUps.choose('mod',${choice5})"><div class="grid-title"><div class="circle-grid mod"></div> &nbsp; ${mod.mods[choice5].name}</div> ${mod.mods[choice5].description}</div>`
+            powerUps.mod.choiceLog.push(choice4)
+            powerUps.mod.choiceLog.push(choice5)
+          }
+          powerUps.mod.choiceLog.push(choice1)
+          powerUps.mod.choiceLog.push(choice2)
+          powerUps.mod.choiceLog.push(choice3)
+          if (powerUps.reroll.rerolls) text += `<div class="choose-grid-module" onclick="powerUps.reroll.use('mod')"><div class="grid-title"><div class="circle-grid reroll"></div> &nbsp; reroll <span class='dice'>${powerUps.reroll.diceText()}</span></div></div>`
 
-        document.getElementById("choose-grid").innerHTML = text
-        powerUps.showDraft();
-      } else {
-        powerUps.giveRandomAmmo()
+          document.getElementById("choose-grid").innerHTML = text
+          powerUps.showDraft();
+        } else {
+          powerUps.giveRandomAmmo()
+        }
       }
     }
   },
@@ -449,11 +456,7 @@ const powerUps = {
   randomPowerUpCounter: 0,
   spawnBossPowerUp(x, y) { //boss spawns field and gun mod upgrades
     powerUps.randomPowerUpCounter++;
-    if (game.difficultyMode === 4 && Math.random() < 0.5) { //why mode gets a free power up chance
-      powerUps.randomPowerUpCounter *= 0.5
-      spawnPowerUps()
-    }
-
+    if (game.difficultyMode === 4) spawnPowerUps() //why mode gets a free power up chance
     const chanceToFail = Math.max(level.levelsCleared, 10) * 0.1 //1 until level 10, then 1.1, 1.2, 1.3, ...
     if (Math.random() * chanceToFail < powerUps.randomPowerUpCounter) {
       powerUps.randomPowerUpCounter = 0;
@@ -528,8 +531,8 @@ const powerUps = {
     size = target.size();
     powerUp[index] = Matter.Bodies.polygon(x, y, 0, size, {
       density: 0.001,
-      frictionAir: 0.01,
-      restitution: 0.8,
+      frictionAir: 0.03,
+      restitution: 0.85,
       inertia: Infinity, //prevents rotation
       collisionFilter: {
         group: 0,
diff --git a/todo.txt b/todo.txt
index 6b83634..5cf6c2c 100644
--- a/todo.txt
+++ b/todo.txt
@@ -1,43 +1,46 @@
-rail gun mod: capacitor bank - no charge time, but smaller bullets
+field: perfect diamagnetism is a bit larger
+  can now grab power ups from far away
 
-stunned mobs now still display health bar
-when you hit a mob hard with a block they get stunned
-  blocks do about 15% less collision damage
-  stuns lasts longer for larger and faster blocks
-  
+mod: exciton-lattice - reduce harm by 80%, but after taking collision damage eject a random mod
+  eject extra mods if you have recursive stacks
+
+power ups have a bit more air friction
+power ups must be in line of sight to be pulled by the player
+why mode now gets 100% chance for a second boss power up (up from 50%)
+  this should let why mode reach more interesting build depth
+laser and pulse got a damage and energy use buff
+immune to harm for a second after exiting the power up selection menu
 
 ************** TODO - n-gon **************
 
-player goes intangible while immune after getting hit?
-getting stuck above a mob can immobilize player
-  add a minimum knock from player mob collisions?
+new gun fire 3+ balls in arc
+  name: something about energy
+  does damage in area, like neutron bomb
+  ends on contact with wall, doesn't stick or bounce
+  hold fire to charge: increases the size of the balls
+  mod: balls are attracted to mobs
 
-when crouched make it harder for mobs to see player
-  reduce arc size of mob vision cone
-  reduce look range
-    * (mech.crouch ? 0.7 : 1)
+fix: even with a scroll bar the top of the selection window is off screen for very short windows
+
+rework perfect diamagnetism
+  keep the zero energy cost
+  add a very short blocking CD
+  let the shield also do bremsstrahlung radiation
+  mod: grab and launch mobs?
+
+getting stuck above a mob can immobilize player
+  seems to only occur with Pauli exclusion
+    add a knock to player mob collisions even while player is immune to damage
+      keep the knock very small
 
 map element - player rotates a rotor that makes a platform go up or down
 
-reduce damage by 80%, but lose ammo when you get hit
-
-foam needs a new mod
-  is the foam mod colloidal foam fun?
-  increase foam bullet size?
-  foam explodes when it runs out?
-
 removing supersaturation sets total health to 1
   this cancels the health benefits from crystallized armor
   produce a method that calculates max health based on mods
 
 use mac automator to speed up your n-gon -> git sync
 
-considering removing the perfect diamagnetism field from the game
-  or just rework perfect diamagnetism
-  perfect diamagnetism be able to grab and launch mobs
-
-Gun: Launch yourself at high speed to the enemy, gaining temporary invincibility while in the air and for 3 seconds after landing. Upon impact, trigger a large explosion.
-
 fix door.isOpen actually meaning isClosed
 
 mod - laser fires 3 beams
@@ -45,27 +48,18 @@ mod - laser fires 3 beams
 after you die custom should be populated with your last build
 also you should be able to share while paused
 
-use canvas pixel array effects for full screen graphics
-  add some pixels after player gets hit?
-
 give missiles a suck and delay explosion, like vacuum bomb
 
 bot that does AOE damage while it rotates around player
   no physics / collisions
   cap 3 ?
 
-
 level Boss: fractal Sierpiński triangle
   https://en.wikipedia.org/wiki/Sierpi%C5%84ski_triangle
   spawns a 1/2 size version of the boss, this version can also spawn a smaller version, but it is capped at some size level
     they spawn once at the start of the level
     if a version dies, one can be replaced every ten seconds by the largest version
 
-performance issues with large numbers of spores
-consider limiting total bullets?
-  300?
-
-level element:  a hanging chain of connected blocks
 level element:  a zone with wind, anti-gravity, extra gravity
   control with button
 
@@ -123,15 +117,6 @@ new gun - deploy a turret that last for 20 seconds
 mod - mines become a turret that fires nails
   it could float to the mouse location on fire
 
-minigun: high caliber - rework
-  slow down the bullets even more and increase the size?
-  remove and actually make a full gun like this?
-
-portals:
-  portal while holding block sometimes send player back to original portal
-    only seems to happen with the bottom right block
-  use buttons to turn on and off?
-
 level boss: fires a line intersection in a random direction every few seconds.
   the last two intersections have a destructive laser between them.
 
@@ -144,8 +129,6 @@ map: prison
   doors linked to buttons
     mobs inside the doors?
 
-map: airport
-
 mod - do 50% more damage in close, but 50% less at a distance
   code it like mod.isFarAwayDmg
     have these mods disable each other
@@ -153,9 +136,6 @@ mod - do 50% more damage in close, but 50% less at a distance
 phase field still isn't fun
   does phase field need the stealth flag?
 
-mod: use the stealth flag from the phase decoherence field
-  maybe trigger it along with the damage immunity CD
-
 mod harmonic shield: slow everything in range around shield (temporal shield)
   set max speed?
 
@@ -166,10 +146,6 @@ mod: bot very slowly follows you and gives you a bonus when it's in range
 graphic idea:  bezier curve that moves smoothly from mob to mob
   loops around player
 
-graphic: give rail gun projectile a trail
-  only draw above speed 5
-  track previous positions?
-
 movement fluidity
   let legs jump on mobs, but player will still take damage
   like: ori and the blind forest, celeste