diff --git a/js/bullets.js b/js/bullets.js
index d88ab5a..7a809f2 100644
--- a/js/bullets.js
+++ b/js/bullets.js
@@ -276,7 +276,7 @@ const b = {
       maxCount: 4,
       count: 0,
       effect() {
-        b.modEnergySiphon += 0.18;
+        b.modEnergySiphon += 0.15;
         mech.fieldMeter = mech.fieldEnergyMax
       }
     },
@@ -328,6 +328,15 @@ const b = {
         mech.fieldMeter = mech.fieldEnergyMax
       }
     },
+    {
+      name: "quantum immortality", //28
+      description: "after <strong>dying</strong>, continue in an <strong>alternate reality</strong><br><em>guns, ammo, field, and mods are randomized</em>",
+      maxCount: 1,
+      count: 0,
+      effect() {
+        b.isModImmortal = true;
+      }
+    },
     {
       name: "+1 cardinality", //24
       description: "one extra <strong>choice</strong> when selecting <strong>power ups</strong>",
@@ -359,15 +368,6 @@ const b = {
         //have state is checked in mech.death()
       }
     },
-    {
-      name: "quantum immortality", //28
-      description: "after <strong>dying</strong>, continue in an <strong>alternate reality</strong><br><em>guns, ammo, field, and mods are randomized</em>",
-      maxCount: 1,
-      count: 0,
-      effect() {
-        b.isModImmortal = true;
-      }
-    },
   ],
   giveMod(index = 'random') {
     if (index === 'random') {
diff --git a/js/index.js b/js/index.js
index 76d7220..6ae3026 100644
--- a/js/index.js
+++ b/js/index.js
@@ -2,12 +2,15 @@
 /* TODO:  *******************************************
 *****************************************************
 
+show difficulty increase text in custom mode
+
+chart showing info about each mob type
+  can use css-grid chart like custom mod
+
 add setting for random drops instead of choosing
 
-rework custom mode
+custom mode
   custom mode grey out mods that are bad, like selection based mods
-  enable recursive mods
-  remove 5 mod cap on custom mode
 
 change nail-bot's movement
   maybe have it move in a circle around player?
@@ -158,12 +161,14 @@ const build = {
   list: [],
   choosePowerUp(who, index, type) {
     if (type === "field" || type === "gun") {
+      let isDeselect = false
       //if already click, toggle off
       for (let i = 0; i < build.list.length; i++) {
         if (build.list[i].index === index && build.list[i].type === type) {
           build.list.splice(i, 1);
           who.style.backgroundColor = "#fff"
-          return
+          isDeselect = true
+          break
         }
       }
       //check if trying to get a second field
@@ -175,11 +180,13 @@ const build = {
           }
         }
       }
-      who.style.backgroundColor = "#919ba8" //"#868f9a"
-      build.list[build.list.length] = {
-        who: who,
-        index: index,
-        type: type,
+      if (!isDeselect) {
+        who.style.backgroundColor = "#919ba8" //"#868f9a"
+        build.list[build.list.length] = {
+          who: who,
+          index: index,
+          type: type,
+        }
       }
     } else if (type === "mod") {
       if (who.style.backgroundColor !== "#919ba8") who.style.backgroundColor = "#919ba8" //"#868f9a"
@@ -212,6 +219,8 @@ const build = {
         who.innerHTML = `<div class="grid-title"><div class="circle-grid mod"></div> &nbsp; ${b.mods[index].name}</div> ${b.mods[index].description}`
       }
     }
+    document.title = `effective starting level: ${build.list.length * game.difficultyMode}`
+    // document.getElementById("starting-level").innerHTML = `effective starting level: ${build.list.length * game.difficultyMode}`
   },
   removeMod(index) {
     for (let i = build.list.length - 1; i > -1; i--) {
@@ -256,7 +265,7 @@ document.getElementById("build-button").addEventListener("click", () => {
           </g>
         </svg>
       </div>
-      <div class="build-grid-module" style="font-size: 1.00em; line-height: 175%;">
+      <div id ="starting-level" class="build-grid-module" style="font-size: 1.00em; line-height: 175%;">
       each power up you select will increase the starting level by one
       </div>`
     for (let i = 1, len = mech.fieldUpgrades.length; i < len; i++) {
@@ -266,7 +275,11 @@ document.getElementById("build-button").addEventListener("click", () => {
       text += `<div class="build-grid-module" onclick="build.choosePowerUp(this,${i},'gun')"><div class="grid-title"><div class="circle-grid gun"></div> &nbsp; ${b.guns[i].name}</div> ${b.guns[i].description}</div>`
     }
     for (let i = 0, len = b.mods.length; i < len; i++) {
-      text += `<div class="build-grid-module" onclick="build.choosePowerUp(this,${i},'mod')"><div class="grid-title"><div class="circle-grid mod"></div> &nbsp; ${b.mods[i].name}</div> ${b.mods[i].description}</div>`
+      if (b.mods[i].name === "Born rule" || b.mods[i].name === "Bayesian inference" || b.mods[i].name === "+1 cardinality") {
+        text += `<div class="build-grid-module" style="opacity:0.3;"><div class="grid-title"><div class="circle-grid mod"></div> &nbsp; ${b.mods[i].name}</div> ${b.mods[i].description}</div>`
+      } else {
+        text += `<div class="build-grid-module" onclick="build.choosePowerUp(this,${i},'mod')"><div class="grid-title"><div class="circle-grid mod"></div> &nbsp; ${b.mods[i].name}</div> ${b.mods[i].description}</div>`
+      }
     }
     el.innerHTML = text
     el.style.display = "grid"
diff --git a/js/spawn.js b/js/spawn.js
index 65d5ede..4c89d2c 100644
--- a/js/spawn.js
+++ b/js/spawn.js
@@ -940,7 +940,7 @@ const spawn = {
     me.leaveBody = false;
     // me.dropPowerUp = false;
     me.onDeath = function () { //run this function on death
-      for (let i = 0; i < Math.ceil(this.mass * 0.2 + Math.random() * 3); ++i) {
+      for (let i = 0; i < Math.ceil(this.mass * 0.15 + Math.random() * 2.5); ++i) {
         spawn.spawns(this.position.x + (Math.random() - 0.5) * radius * 2.5, this.position.y + (Math.random() - 0.5) * radius * 2.5);
         Matter.Body.setVelocity(mob[mob.length - 1], {
           x: this.velocity.x + (Math.random() - 0.5) * 15,