diff --git a/js/bullet.js b/js/bullet.js
index ae44614..26e62b0 100644
--- a/js/bullet.js
+++ b/js/bullet.js
@@ -1545,14 +1545,16 @@ const b = {
         //find closest
         if (!(game.cycle % this.lookFrequency)) {
           this.lockedOn = null;
-          let closeDist = mod.isPlasmaRange * 1000;
-          for (let i = 0, len = mob.length; i < len; ++i) {
-            const DIST = Vector.magnitude(Vector.sub(this.position, mob[i].position)) - mob[i].radius;
-            if (DIST < closeDist &&
-              Matter.Query.ray(map, this.position, mob[i].position).length === 0 &&
-              Matter.Query.ray(body, this.position, mob[i].position).length === 0) {
-              closeDist = DIST;
-              this.lockedOn = mob[i]
+          if (!mech.isCloak) {
+            let closeDist = mod.isPlasmaRange * 1000;
+            for (let i = 0, len = mob.length; i < len; ++i) {
+              const DIST = Vector.magnitude(Vector.sub(this.position, mob[i].position)) - mob[i].radius;
+              if (DIST < closeDist &&
+                Matter.Query.ray(map, this.position, mob[i].position).length === 0 &&
+                Matter.Query.ray(body, this.position, mob[i].position).length === 0) {
+                closeDist = DIST;
+                this.lockedOn = mob[i]
+              }
             }
           }
         }
@@ -3154,6 +3156,9 @@ const b = {
       have: false,
       nextFireCycle: 0, //use to remember how longs its been since last fire, used to reset count
       fire() {
+
+      },
+      fireLaser() {
         if (mech.energy < mod.laserFieldDrain) {
           mech.fireCDcycle = mech.cycle + 100; // cool down if out of energy
         } else {
@@ -3220,16 +3225,8 @@ const b = {
             b.laser()
           }
         }
-      }
-    },
-
-    {
-      name: "pulse",
-      description: "convert <strong>25%</strong> of your <strong class='color-f'>energy</strong> into a pulsed laser<br>instantly initiates a fusion <strong class='color-e'>explosion</strong>",
-      ammo: 0,
-      ammoPack: Infinity,
-      have: false,
-      fire() {
+      },
+      firePulse() {
         //calculate laser collision
         let best, energy, explosionRange;
         let range = 3000
@@ -3282,7 +3279,6 @@ const b = {
             }
           }
         };
-
         //check for collisions
         best = {
           x: null,
@@ -3295,7 +3291,7 @@ const b = {
         if (mod.isPulseAim) { //find mobs in line of sight
           let dist = 2200
           energy = 0.23 * Math.min(mech.energy, 1.5)
-          explosionRange = 1400 * energy
+          explosionRange = 1680 * 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 &&
@@ -3319,7 +3315,6 @@ const b = {
             };
           }
         }
-
         if (mod.isPulseAim) {
           mech.energy -= energy * mod.isLaserDiode
           if (best.who) b.explosion(path[1], explosionRange, true)
@@ -3327,7 +3322,7 @@ const b = {
         } else {
           energy = 0.27 * Math.min(mech.energy, 1.5)
           mech.energy -= energy * mod.isLaserDiode
-          explosionRange = 1300 * energy
+          explosionRange = 1560 * energy
           if (best.who) b.explosion(path[1], explosionRange, true)
           mech.fireCDcycle = mech.cycle + Math.floor(50 * b.fireCD); // cool down
         }
@@ -3340,7 +3335,6 @@ const b = {
             }
           }
         }
-
         //draw laser beam
         ctx.beginPath();
         ctx.moveTo(path[0].x, path[0].y);
@@ -3368,136 +3362,18 @@ const b = {
             time: Math.floor(2 + 33 * Math.random() * Math.random())
           });
         }
-      }
+      },
     },
+
     // {
-    //   name: "maser",
-    //   description: "emit a <strong>beam</strong> of collimated coherent <strong>light</strong><br>drains <strong class='color-f'>energy</strong> instead of ammunition",
+    //   name: "pulse",
+    //   description: "convert <strong>25%</strong> of your <strong class='color-f'>energy</strong> into a pulsed laser<br>instantly initiates a fusion <strong class='color-e'>explosion</strong>",
     //   ammo: 0,
     //   ammoPack: Infinity,
     //   have: false,
     //   fire() {
-    //     if (mech.energy < 0.002) {
-    //       mech.fireCDcycle = mech.cycle + 100; // cool down if out of energy
-    //     } else {
-    //       // mech.energy -= mech.fieldRegen + 0.002 * mod.isLaserDiode
 
-    //       let range = 2000
-    //       const looking = Vector.mult(Vector.rotate({
-    //         x: 1,
-    //         y: 0
-    //       }, mech.angle), range)
-    //       const endpoint = Matter.Vector.add(mech.pos, looking)
-    //       const hits = Matter.Query.ray(body, mech.pos, endpoint, 100)
-    //       for (let i = 0; i < hits.length; i++) {
-
-
-    //       }
-    //       // console.log(hits, target, range)
-
-
-    //       //draw beam
-    //       ctx.beginPath();
-    //       ctx.moveTo(mech.pos.x, mech.pos.y);
-    //       ctx.lineTo(endpoint.x, endpoint.y);
-    //       ctx.stroke();
-    //     }
     //   }
     // },
-    // {
-    //   name: "dwarf star", //14
-    //   description: "drop a mine that gravitational pulls in matter",
-    //   ammo: 0,
-    //   ammoPack: 1000,
-    //   have: false,
-    //   isStarterGun: false,
-    //   fire() {
-    //     const me = bullet.length;
-    //     const dir = mech.angle
-    //     const TOTAL_CYCLES = 1020
-    //     bullet[me] = Bodies.circle(mech.pos.x + 30 * Math.cos(dir), mech.pos.y + 30 * Math.sin(dir), 3 , {
-    //       density: 0.05,
-    //       //frictionAir: 0.01,			
-    //       restitution: 0,
-    //       angle: 0,
-    //       friction: 1,
-    //       // frictionAir: 1,
-    //       endCycle: game.cycle + TOTAL_CYCLES,
-    //       dmg: 0, //damage done in addition to the damage from momentum
-    //       classType: "bullet",
-    //       collisionFilter: {
-    //         category: 0x000100,
-    //         mask: 0x010011 //mask: 0x000101,  //for self collision
-    //       },
-    //       minDmgSpeed: 5,
-    //       range: 0,
-    //       beforeDmg() {
-    //         this.endCycle = 0;
-    //       }, //this.endCycle = 0  //triggers despawn
-    //       onEnd() {},
-    //       do() {
-    //         this.force.y += this.mass * 0.005;
-    //         this.range += 0.5
-
-    //         //damage nearby mobs
-    //         const dmg = b.dmgScale * 0.02
-    //         for (let i = 0, len = mob.length; i < len; ++i) {
-    //           if (mob[i].alive) {
-    //             sub = Vector.sub(this.position, mob[i].position);
-    //             dist = Vector.magnitude(sub) - mob[i].radius;
-    //             if (dist < this.range) {
-    //               mob[i].damage(dmg);
-    //               mob[i].locatePlayer();
-    //             }
-    //           }
-    //         }
-
-    //         //pull in body, and power ups?, and bullets?
-    //         for (let i = 0, len = body.length; i < len; ++i) {
-    //           sub = Vector.sub(this.position, body[i].position);
-    //           dist = Vector.magnitude(sub)
-    //           if (dist < this.range) {
-    //             this.range += body[i].mass * 2
-    //             Matter.World.remove(engine.world, body[i]);
-    //             body.splice(i, 1);
-    //             break;
-    //           }
-    //         }
-
-    //         //draw
-    //         const opacity = (this.endCycle - game.cycle) / TOTAL_CYCLES
-    //         ctx.fillStyle = `rgba(170,220,255,${opacity})`;
-    //         ctx.beginPath();
-    //         ctx.arc(this.position.x, this.position.y, this.range, 0, 2 * Math.PI);
-    //         ctx.fill();
-    //       }
-    //     });
-    //     b.fireProps(60, 0, dir, me); //cd , speed
-    //   }
-    // },
-    // {
-    //   name: "kinetic slugs", //1
-    //   description: "fire a large <strong>rod</strong> that does excessive physical <strong class='color-d'>damage</strong><br><em>high recoil</em>",
-    //   ammo: 0,
-    //   ammoPack: 5,
-    //   have: false,
-    //   
-    //   fire() {
-    //     b.muzzleFlash(45);
-    //     // mobs.alert(800);
-    //     const me = bullet.length;
-    //     const dir = mech.angle;
-    //     bullet[me] = Bodies.rectangle(mech.pos.x + 50 * Math.cos(mech.angle), mech.pos.y + 50 * Math.sin(mech.angle), 70 , 30 , b.fireAttributes(dir));
-    //     b.fireProps(mech.crouch ? 55 : 40, 50, dir, me); //cd , speed
-    //     bullet[me].endCycle = game.cycle + Math.floor(180 * mod.isBulletsLastLonger);
-    //     bullet[me].do = function () {
-    //       this.force.y += this.mass * 0.0005;
-    //     };
-
-    //     //knock back
-    //     const KNOCK = ((mech.crouch) ? 0.025 : 0.25)
-    //     player.force.x -= KNOCK * Math.cos(dir)
-    //     player.force.y -= KNOCK * Math.sin(dir) * 0.3 //reduce knock back in vertical direction to stop super jumps
-    //   },
   ]
 };
\ No newline at end of file
diff --git a/js/index.js b/js/index.js
index a80d1c6..3ca4d72 100644
--- a/js/index.js
+++ b/js/index.js
@@ -407,6 +407,7 @@ const build = {
     const levelsCleared = Math.abs(Number(document.getElementById("starting-level").value))
     level.difficultyIncrease(Math.min(99, levelsCleared * game.difficultyMode)) //increase difficulty based on modes
     level.levelsCleared += levelsCleared;
+    game.isCheating = true;
     document.body.style.cursor = "none";
     document.body.style.overflow = "hidden"
     document.getElementById("build-grid").style.display = "none"
@@ -416,7 +417,6 @@ const build = {
 }
 
 function openCustomBuildMenu() {
-  game.isCheating = true;
   document.getElementById("build-button").style.display = "none";
   const el = document.getElementById("build-grid")
   el.style.display = "grid"
diff --git a/js/level.js b/js/level.js
index 79d6609..4af04de 100644
--- a/js/level.js
+++ b/js/level.js
@@ -704,21 +704,15 @@ const level = {
       });
       xLetter += 10 + width
     }
-
-
     level.setPosToSpawn(460, -100); //normal spawn
     level.enter.x = -1000000; //hide enter graphic for first level by moving to the far left
     level.exit.x = 2800;
     level.exit.y = -335;
     spawn.mapRect(level.exit.x, level.exit.y + 25, 100, 100); //exit bump
-
     game.zoomScale = 1000 //1400 is normal
     level.defaultZoom = 1600
     game.zoomTransition(level.defaultZoom, 1)
-
-
     document.body.style.backgroundColor = "#ddd";
-
     level.fill.push({
       x: 2600,
       y: -600,
@@ -733,7 +727,6 @@ const level = {
       height: 500,
       color: "#fff"
     });
-
     const lineColor = "#ccc"
     level.fillBG.push({
       x: 1600,
@@ -742,7 +735,6 @@ const level = {
       height: 100,
       color: lineColor
     });
-
     level.fillBG.push({
       x: -55,
       y: -283,
diff --git a/js/mob.js b/js/mob.js
index 22b0244..ecf49d5 100644
--- a/js/mob.js
+++ b/js/mob.js
@@ -1045,7 +1045,7 @@ const mobs = {
           }
           if (Math.random() < mod.isBotSpawner) {
             b.randomBot(this.position, false)
-            bullet[bullet.length - 1].endCycle = game.cycle + 1500 + Math.floor(600 * Math.random())
+            bullet[bullet.length - 1].endCycle = game.cycle + 1000 + Math.floor(400 * Math.random())
           }
           if (mod.isExplodeMob) b.explosion(this.position, Math.min(550, Math.sqrt(this.mass + 2.5) * 50))
           if (mod.nailsDeathMob) b.targetedNail(this.position, mod.nailsDeathMob, 40 + 7 * Math.random())
diff --git a/js/mods.js b/js/mods.js
index faabb73..b49d3e5 100644
--- a/js/mods.js
+++ b/js/mods.js
@@ -137,7 +137,7 @@ const mod = {
             maxCount: 1,
             count: 0,
             allowed() {
-                return (mod.haveGunCheck("nail gun") && mod.isIceCrystals) || mod.haveGunCheck("laser") || mod.haveGunCheck("pulse") || mech.fieldUpgrades[mech.fieldMode].name === "plasma torch" || mech.fieldUpgrades[mech.fieldMode].name === "nano-scale manufacturing" || mech.fieldUpgrades[mech.fieldMode].name === "pilot wave"
+                return (mod.haveGunCheck("nail gun") && mod.isIceCrystals) || mod.haveGunCheck("laser") || mech.fieldUpgrades[mech.fieldMode].name === "plasma torch" || mech.fieldUpgrades[mech.fieldMode].name === "nano-scale manufacturing" || mech.fieldUpgrades[mech.fieldMode].name === "pilot wave"
             },
             requires: "energy based damage",
             effect() {
@@ -408,7 +408,7 @@ const mod = {
             maxCount: 9,
             count: 0,
             allowed() {
-                return mod.haveGunCheck("missiles") || mod.haveGunCheck("flak") || mod.haveGunCheck("grenades") || mod.haveGunCheck("vacuum bomb") || mod.haveGunCheck("pulse") || mod.isMissileField || mod.boomBotCount > 1 || mod.isFlechetteExplode
+                return mod.haveGunCheck("missiles") || mod.haveGunCheck("flak") || mod.haveGunCheck("grenades") || mod.haveGunCheck("vacuum bomb") || mod.isPulseLaser || mod.isMissileField || mod.boomBotCount > 1 || mod.isFlechetteExplode
             },
             requires: "an explosive damage source",
             effect: () => {
@@ -424,7 +424,7 @@ const mod = {
             maxCount: 1,
             count: 0,
             allowed() {
-                return mod.haveGunCheck("missiles") || mod.haveGunCheck("flak") || mod.haveGunCheck("grenades") || mod.haveGunCheck("vacuum bomb") || mod.haveGunCheck("pulse") || mod.isMissileField || mod.boomBotCount > 1 || mod.isFlechetteExplode
+                return mod.haveGunCheck("missiles") || mod.haveGunCheck("flak") || mod.haveGunCheck("grenades") || mod.haveGunCheck("vacuum bomb") || mod.isPulseLaser || mod.isMissileField || mod.boomBotCount > 1 || mod.isFlechetteExplode
             },
             requires: "an explosive damage source",
             effect: () => {
@@ -440,7 +440,7 @@ const mod = {
             maxCount: 1,
             count: 0,
             allowed() {
-                return mod.haveGunCheck("missiles") || mod.haveGunCheck("flak") || mod.haveGunCheck("grenades") || mod.haveGunCheck("vacuum bomb") || mod.haveGunCheck("pulse") || mod.isMissileField || mod.isFlechetteExplode
+                return mod.haveGunCheck("missiles") || mod.haveGunCheck("flak") || mod.haveGunCheck("grenades") || mod.haveGunCheck("vacuum bomb") || mod.isPulseLaser || mod.isMissileField || mod.isFlechetteExplode
             },
             requires: "an explosive damage source",
             effect: () => {
@@ -457,7 +457,7 @@ const mod = {
             maxCount: 1,
             count: 0,
             allowed() {
-                return mod.haveGunCheck("missiles") || mod.haveGunCheck("flak") || mod.haveGunCheck("grenades") || mod.haveGunCheck("vacuum bomb") || mod.isMissileField || mod.isExplodeMob || mod.isFlechetteExplode
+                return mod.haveGunCheck("missiles") || mod.haveGunCheck("flak") || mod.haveGunCheck("grenades") || mod.haveGunCheck("vacuum bomb") || mod.isMissileField || mod.isExplodeMob || mod.isFlechetteExplode || mod.isPulseLaser
             },
             requires: "an explosive damage source",
             effect: () => {
@@ -469,7 +469,7 @@ const mod = {
         },
         {
             name: "scrap bots",
-            description: "<strong>19%</strong> chance to build a <strong>bot</strong> after killing a mob<br>the bot last for about <strong>30</strong> seconds",
+            description: "<strong>20%</strong> chance to build a <strong>bot</strong> after killing a mob<br>the bot last for about <strong>20</strong> seconds",
             maxCount: 3,
             count: 0,
             allowed() {
@@ -477,7 +477,7 @@ const mod = {
             },
             requires: "a bot",
             effect() {
-                mod.isBotSpawner += 0.19;
+                mod.isBotSpawner += 0.20;
             },
             remove() {
                 mod.isBotSpawner = 0;
@@ -2047,22 +2047,6 @@ const mod = {
                 }
             }
         },
-        // {
-        //     name: "electromagnetic pulse",
-        //     description: "<strong>vacuum bomb's </strong> <strong class='color-e'>explosion</strong> removes<br><strong>80%</strong> of <strong>shields</strong> and <strong>100%</strong> of <strong class='color-f'>energy</strong>",
-        //     maxCount: 1,
-        //     count: 0,
-        //     allowed() {
-        //         return mod.haveGunCheck("vacuum bomb")
-        //     },
-        //     requires: "vacuum bomb",
-        //     effect() {
-        //         mod.isVacuumShield = true;
-        //     },
-        //     remove() {
-        //         mod.isVacuumShield = false;
-        //     }
-        // },
         {
             name: "water shielding",
             description: "increase <strong>neutron bomb's</strong> range by <strong>20%</strong><br>player is <strong>immune</strong> to its harmful effects",
@@ -2404,11 +2388,11 @@ const mod = {
         },
         {
             name: "laser diodes",
-            description: "<strong>lasers</strong> drain <strong>37%</strong> less <strong class='color-f'>energy</strong><br><em>effects laser gun, pulse gun, and laser-bot</em>",
+            description: "<strong>lasers</strong> drain <strong>37%</strong> less <strong class='color-f'>energy</strong><br><em>effects laser-gun and laser-bot</em>",
             maxCount: 1,
             count: 0,
             allowed() {
-                return mod.haveGunCheck("pulse") || mod.haveGunCheck("laser") || mod.laserBotCount > 1
+                return mod.haveGunCheck("laser") || mod.laserBotCount > 1
             },
             requires: "laser",
             effect() {
@@ -2424,7 +2408,7 @@ const mod = {
             maxCount: 9,
             count: 0,
             allowed() {
-                return mod.haveGunCheck("laser") && !mod.isWideLaser
+                return mod.haveGunCheck("laser") && !mod.isWideLaser && !mod.isPulseLaser
             },
             requires: "laser, not wide beam",
             effect() {
@@ -2444,7 +2428,7 @@ const mod = {
             maxCount: 9,
             count: 0,
             allowed() {
-                return mod.haveGunCheck("laser") && !mod.isWideLaser
+                return mod.haveGunCheck("laser") && !mod.isWideLaser && !mod.isPulseLaser
             },
             requires: "laser, not specular reflection",
             effect() {
@@ -2456,13 +2440,13 @@ const mod = {
         },
         {
             name: "diffuse beam",
-            description: "<strong>laser</strong> beam is <strong>wider</strong> and doesn't <strong>reflect</strong><br>increase laser <strong class='color-d'>damage</strong> by <strong>100%</strong>",
+            description: "<strong>laser</strong> beam is <strong>wider</strong> and doesn't <strong>reflect</strong><br>increase full beam <strong class='color-d'>damage</strong> by <strong>175%</strong>",
             maxCount: 1,
             count: 0,
             allowed() {
-                return mod.haveGunCheck("laser") && mod.laserReflections < 3 && !mod.beamSplitter
+                return mod.haveGunCheck("laser") && mod.laserReflections < 3 && !mod.beamSplitter && !mod.isPulseLaser
             },
-            requires: "laser, not specular reflection",
+            requires: "laser, not specular reflection<br>not beam splitter",
             effect() {
                 if (mod.wideLaser === 0) mod.wideLaser = 3
                 mod.isWideLaser = true;
@@ -2474,13 +2458,13 @@ const mod = {
         },
         {
             name: "output coupler",
-            description: "diffuse <strong>laser</strong> beam is <strong>30%</strong> <strong>wider</strong><br> and the full beam does <strong>30%</strong> more <strong class='color-d'>damage</strong>",
+            description: "<strong>widen</strong> diffuse <strong>laser</strong> beam by <strong>40%</strong><br>increase full beam <strong class='color-d'>damage</strong> by <strong>40%</strong>",
             maxCount: 1,
             count: 0,
             allowed() {
                 return mod.haveGunCheck("laser") && mod.isWideLaser
             },
-            requires: "laser, not specular reflection",
+            requires: "laser, not specular reflection<br>not beam splitter",
             effect() {
                 mod.wideLaser = 4
             },
@@ -2492,29 +2476,35 @@ const mod = {
                 }
             }
         },
-        // {
-        //     name: "waste heat recovery",
-        //     description: "<strong>laser</strong> <strong class='color-d'>damage</strong> grows by <strong>400%</strong> as you fire<br>but you periodically <strong>eject</strong> your <strong class='color-h'>health</strong>",
-        //     maxCount: 1,
-        //     count: 0,
-        //     allowed() {
-        //         return mod.haveGunCheck("laser") && !mod.isEnergyHealth
-        //     },
-        //     requires: "laser<br>not mass-energy equivalence",
-        //     effect() {
-        //         mod.isLaserHealth = true;
-        //     },
-        //     remove() {
-        //         mod.isLaserHealth = false
-        //     }
-        // },
+        {
+            name: "pulse",
+            description: "convert <strong>25%</strong> of your <strong class='color-f'>energy</strong> into a pulsed laser<br>instantly initiates a fusion <strong class='color-e'>explosion</strong>",
+            maxCount: 1,
+            count: 0,
+            allowed() {
+                return mod.haveGunCheck("laser") && mod.laserReflections < 3 && !mod.beamSplitter && !mod.isWideLaser
+            },
+            requires: "laser, not specular reflection<br>not beam splitter, not diffuse",
+            effect() {
+                mod.isPulseLaser = true;
+                for (i = 0, len = b.guns.length; i < len; i++) { //find which gun 
+                    if (b.guns[i].name === "laser") b.guns[i].fire = b.guns[i].firePulse
+                }
+            },
+            remove() {
+                mod.isPulseLaser = false;
+                for (i = 0, len = b.guns.length; i < len; i++) { //find which gun 
+                    if (b.guns[i].name === "laser") b.guns[i].fire = b.guns[i].fireLaser
+                }
+            }
+        },
         {
             name: "shock wave",
             description: "mobs caught in <strong>pulse's</strong> explosion are <strong>stunned</strong><br>for up to <strong>2 seconds</strong>",
             maxCount: 1,
             count: 0,
             allowed() {
-                return mod.haveGunCheck("pulse")
+                return mod.isPulseLaser
             },
             requires: "pulse",
             effect() {
@@ -2524,14 +2514,13 @@ const mod = {
                 mod.isPulseStun = false;
             }
         },
-
         {
             name: "neocognitron",
             description: "<strong>pulse</strong> automatically <strong>aims</strong> at a nearby mob<br><strong>50%</strong> decreased <strong>delay</strong> after firing",
             maxCount: 1,
             count: 0,
             allowed() {
-                return mod.haveGunCheck("pulse")
+                return mod.isPulseLaser
             },
             requires: "pulse",
             effect() {
@@ -2725,7 +2714,7 @@ const mod = {
             },
             requires: "standing wave harmonics",
             effect() {
-                mod.blockDmg += 0.66 //if you change this value also update the for loop in the electricity graphics in mech.pushMass
+                mod.blockDmg += 0.7 //if you change this value also update the for loop in the electricity graphics in mech.pushMass
             },
             remove() {
                 mod.blockDmg = 0;
@@ -3188,5 +3177,6 @@ const mod = {
     isWormSpores: null,
     isWormBullets: null,
     isWideLaser: null,
-    wideLaser: null
+    wideLaser: null,
+    isPulseLaser: null
 }
\ No newline at end of file
diff --git a/js/player.js b/js/player.js
index 65288d6..f295858 100644
--- a/js/player.js
+++ b/js/player.js
@@ -1273,9 +1273,9 @@ const mech = {
     },
     {
       name: "standing wave harmonics",
-      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>",
+      description: "<strong>3</strong> oscillating <strong>shields</strong> are permanently active<br><strong>blocking</strong> drains <strong class='color-f'>energy</strong><br><strong>blocking</strong> has no <strong>cool down</strong>",
       effect: () => {
-        mech.fieldHarmReduction = 0.80;
+        // mech.fieldHarmReduction = 0.80;
         mech.fieldBlockCD = 0;
         mech.hold = function () {
           if (mech.isHolding) {
@@ -1390,7 +1390,7 @@ const mech = {
     },
     {
       name: "nano-scale manufacturing",
-      description: "excess <strong class='color-f'>energy</strong> used to build <strong>drones</strong><br>increase <strong class='color-f'>energy</strong> regeneration by <strong>100%</strong>",
+      description: "use <strong class='color-f'>energy</strong> to <strong>block</strong> mobs<br>excess <strong class='color-f'>energy</strong> used to build <strong>drones</strong><br>increase <strong class='color-f'>energy</strong> regeneration by <strong>100%</strong>",
       effect: () => {
         mech.hold = function () {
           if (mech.energy > mech.maxEnergy - 0.02 && mech.fieldCDcycle < mech.cycle) {
@@ -1420,7 +1420,6 @@ const mech = {
               mech.energy -= 0.33;
               b.drone(1)
             }
-
           }
           if (mech.isHolding) {
             mech.drawHold(mech.holdingTarget);
@@ -1445,13 +1444,13 @@ const mech = {
     },
     {
       name: "negative mass field",
-      description: "use <strong class='color-f'>energy</strong> to nullify &nbsp;<strong style='letter-spacing: 7px;'>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>",
+      description: "use <strong class='color-f'>energy</strong> to nullify &nbsp;<strong style='letter-spacing: 7px;'>gravity</strong><br>reduce <strong class='color-harm'>harm</strong> by <strong>40%</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.fieldHarmReduction = 0.6;
         mech.fieldDrawRadius = 0;
 
         mech.hold = function () {
diff --git a/js/spawn.js b/js/spawn.js
index ce3804c..4aa5e20 100644
--- a/js/spawn.js
+++ b/js/spawn.js
@@ -234,7 +234,7 @@ const spawn = {
     me.frictionAir = 0.01
     me.seeAtDistance2 = 9000000;
     me.accelMag = 0.00062 * game.accelScale;
-    Matter.Body.setDensity(me, 0.001); //normal is 0.001
+    Matter.Body.setDensity(me, 0.0006); //normal is 0.001
     me.collisionFilter.mask = cat.bullet | cat.player
     me.memory = Infinity;
     me.seePlayerFreq = 60
diff --git a/todo.txt b/todo.txt
index 276ad60..636ebb6 100644
--- a/todo.txt
+++ b/todo.txt
@@ -1,15 +1,33 @@
 
-gun: vacuum bomb is removed
-mod: vacuum bomb - grenades fire slower, explode bigger and, suck everything towards them
-
-laser and diffuse laser graphics are better
-mod: output coupler - diffuse laser beam is 30% wider and does 30% more damage
-      requires diffuse beam
-
-level number doesn't increase if you skip the boss (in the late game)
+gun: pulse is now a mod for laser
 
 ************** TODO - n-gon **************
 
+optional setting for people with desktops that want double mobs
+
+hard mode should match the pace of why, but with less difficulty
+  2x power up chances, same as why for all difficulties
+  adjust difficulty levels
+  easy: 1
+  normal: 2
+  hard: 3
+  why: 4
+
+combine more stuff?
+  ____ mod for ____
+  flak -> missiles
+  neutron bomb -> mines
+  iceIX -> foam
+  flechettes -> nail gun
+
+
+let beam splitter work with pulse
+
+neutron bomb as a mod for mines
+
+mod: stealth field - mark a mob, it you next kill is that mob get a bonus power up
+  run only at the start of a new level
+
 add an ending to the game
   revamp the boss level, or add a new final level
     final level requires you to kill something
@@ -29,7 +47,7 @@ time dilation mod rework / buff (time dilation is cool, but it can feel like a c
   take no damage
   can fire
   2x move jump fire while field is active
-  33% move jump fire always
+  40% move jump fire always
 
 mod - after a mob or shield dies, remaining dots look for a new nearby host
   or mod: radiation effects can spread to nearby mobs