Refactored ticker, fixed from all instances were using same ticker.

app/lib/surface/CocoSprite.coffee

@@ -6,9 +6,6 @@ Mark = require './Mark'
 Label = require './Label'
 AudioPlayer = require 'lib/AudioPlayer'
 
-#For bobbing
-ticker = 0
-
 # We'll get rid of this once level's teams actually have colors
 healthColors =
   ogres: [64, 128, 212]
@@ -55,6 +52,7 @@ module.exports = CocoSprite = class CocoSprite extends CocoClass
     'level-sprite-dialogue': 'onDialogue'
     'level-sprite-clear-dialogue': 'onClearDialogue'
     'level-set-letterbox': 'onSetLetterbox'
+    'surface:ticked': 'onSurfaceTicked'
 
   constructor: (@thangType, options) ->
     super()    
@@ -66,6 +64,7 @@ module.exports = CocoSprite = class CocoSprite extends CocoClass
     @labels = {}
     @actions = @thangType.getActions()
     @buildFromSpriteSheet @buildSpriteSheet()
+    @ticker = 0
 
   destroy: ->
     super()
@@ -115,6 +114,7 @@ module.exports = CocoSprite = class CocoSprite extends CocoClass
     @playNextAction()
 
   onActionEnd: (e) => @playNextAction()
+  onSurfaceTicked: -> @ticker += 1
 
   playNextAction: ->
     @playAction(@actionQueue.splice(0,1)[0]) if @actionQueue.length
@@ -150,9 +150,8 @@ module.exports = CocoSprite = class CocoSprite extends CocoClass
 
   updatePosition: ->
     return unless @thang?.pos and @options.camera?
-    if 'bobs' in @thang.trackedPropertiesKeys
+    if @thang.bobHeight                        
-      ticker++      
+      @thang.pos.z = @thang.pos.z + (Math.sin @ticker /  @thang.bobTime) * 0.1 * @thang.bobHeight
-      @thang.pos.z = @thang.pos.z + (Math.sin ticker / (1 / @thang.bobSpeed) * .01 * @thang.bobHeight
     [p0, p1] = [@lastPos, @thang.pos]
     return if p0 and p0.x is p1.x and p0.y is p1.y and p0.z is p1.z and not @options.camera.tweeningZoomTo
     wop = x: p1.x, y: p1.y, z: if @thang.isLand then 0 else p1.z - @thang.depth / 2

app/lib/surface/WizardSprite.coffee

@@ -22,7 +22,6 @@ module.exports = class WizardSprite extends IndieSprite
     'bus:player-states-changed': 'onPlayerStatesChanged'
     'me:synced': 'onMeSynced'
     'surface:sprite-selected': 'onSpriteSelected'    
-    'surface:ticked': 'onSurfaceTicked'
     'echo-self-wizard-sprite': 'onEchoSelfWizardSprite'
     'echo-all-wizard-sprites': 'onEchoAllWizardSprites'
 
@@ -103,7 +102,6 @@ module.exports = class WizardSprite extends IndieSprite
   onEchoAllWizardSprites: (e) -> e.payload.push @
   defaultPos: -> x: 35, y: 24, z: @thang.depth / 2 + @spriteZOffset
   getZOffset: -> @thang.depth / 2 + @spriteZOffset + Math.sin @ticker / 20  # Cloud bobbing.  
-  onSurfaceTicked: -> @ticker += 1
   move: (pos, duration) -> @setTarget(pos, duration)
 
   setTarget: (newTarget, duration) ->