diff --git a/src/Dodge/Config/Data.hs b/src/Dodge/Config/Data.hs
index 9f9065721..3a1e1f30e 100644
--- a/src/Dodge/Config/Data.hs
+++ b/src/Dodge/Config/Data.hs
@@ -22,7 +22,7 @@ data Configuration = Configuration
     , _debug_noclip         :: Bool
     , _debug_cr_status      :: Bool
     , _debug_view_boundaries :: Bool
-    , _debug_pathing :: Bool
+    , _debug_pathing        :: Bool
     }
   deriving (Generic, Show)
 makeLenses ''Configuration
diff --git a/src/Dodge/Data.hs b/src/Dodge/Data.hs
index 0baced8d1..756985721 100644
--- a/src/Dodge/Data.hs
+++ b/src/Dodge/Data.hs
@@ -108,7 +108,7 @@ data World = World
     , _carteRot             :: !Float
     , _lightSources         :: !(IM.IntMap LightSource)
     , _tempLightSources     :: ![TempLightSource]
-    , _closeObjects     :: [Either FloorItem Button]
+    , _closeObjects         :: [Either FloorItem Button]
     , _seenLocations        :: IM.IntMap (World -> Point2,String)
     , _selLocation          :: Int
     , _sideEffects          :: Universe -> IO Universe
diff --git a/src/Dodge/Item/Weapon/TriggerType.hs b/src/Dodge/Item/Weapon/TriggerType.hs
index 10f917274..3b16728bf 100644
--- a/src/Dodge/Item/Weapon/TriggerType.hs
+++ b/src/Dodge/Item/Weapon/TriggerType.hs
@@ -303,7 +303,7 @@ modClock n chainEff eff it cr w
     | otherwise = eff it cr w
 
 withMuzFlareI :: ChainEffect
-withMuzFlareI f it cr w = makeTLight 3 100 (V3 1 1 0.5) flashPos
+withMuzFlareI f it cr w = makeTlsTimeRadColPos 3 100 (V3 1 1 0.5) flashPos
     . muzFlareAt (V4 5 5 0 2) flarePos dir
     $ f it cr w
   where 
diff --git a/src/Dodge/WorldEvent.hs b/src/Dodge/WorldEvent.hs
index f6b94b3aa..1be2dc3ec 100644
--- a/src/Dodge/WorldEvent.hs
+++ b/src/Dodge/WorldEvent.hs
@@ -21,14 +21,15 @@ import Dodge.Creature.State.Data
 import Dodge.Data
 import Geometry
 import Color
+import LensHelp
 
-import Control.Lens
+--import Control.Lens
 import System.Random
 import qualified Data.IntMap.Strict as IM
 
 createBarrelSpark :: Point2 -> Float -> Maybe Int -> Int -> Int -> World -> World
-createBarrelSpark pos dir maycid time colid w 
-    = over worldEvents (( over particles (spark :) . sparkFlashAt pos') . ) w
+createBarrelSpark pos dir maycid time colid w = w 
+    & worldEvents %~ (( over particles (spark :) . sparkFlashAt pos') . )
   where 
     spark = BulletPt  
         { _ptDraw = drawBul
@@ -43,16 +44,17 @@ createBarrelSpark pos dir maycid time colid w
         }
     x = fst $ randomR (0,20) $ _randGen w
     pos' = pos +.+ rotateV dir (V2 x 0)
-    sparkEff bt p cr = over (creatures . ix (_crID cr) . crState . crDamage)
-                            ((:) $ SparkDam 1 sp p ep)
-      where sp = head (_btTrail' bt)
-            ep = sp +.+ _btVel' bt
+    sparkEff bt p cr = creatures . ix (_crID cr) . crState . crDamage .:~ SparkDam 1 sp p ep
+      where 
+        sp = head (_btTrail' bt)
+        ep = sp +.+ _btVel' bt
 
 damCrsOnLine :: Int -> Point2 -> Point2 -> World -> World
-damCrsOnLine dam p1 p2 = over creatures (IM.map damIfOnLine)
-    where damIfOnLine cr | circOnSeg p1 p2 (_crPos cr) (_crRad cr) 
-                                     = over crHP (\hp -> hp - dam) cr
-                         | otherwise = cr
+damCrsOnLine dam p1 p2 = creatures %~ IM.map damIfOnLine
+  where 
+    damIfOnLine cr 
+        | circOnSeg p1 p2 (_crPos cr) (_crRad cr) = cr & crHP -~ dam
+        | otherwise                               = cr
 
-makeTLight :: Int -> Float -> Point3 -> Point3 -> World -> World
-makeTLight i rad (V3 r g b) p = tempLightSources %~ (tlsTimeRadColPos i rad (V3 r g b) p :)
+makeTlsTimeRadColPos :: Int -> Float -> Point3 -> Point3 -> World -> World
+makeTlsTimeRadColPos i rad (V3 r g b) p = tempLightSources .:~ tlsTimeRadColPos i rad (V3 r g b) p
diff --git a/src/Dodge/WorldEvent/Flash.hs b/src/Dodge/WorldEvent/Flash.hs
index d2d251fd7..37ee6011d 100644
--- a/src/Dodge/WorldEvent/Flash.hs
+++ b/src/Dodge/WorldEvent/Flash.hs
@@ -22,8 +22,8 @@ import Dodge.WorldEvent.HelperParticle
 --import Dodge.Default
 import Picture
 import Geometry
+import LensHelp
 
-import Control.Lens
 import System.Random
 
 {- Cyan flash. -}
@@ -35,7 +35,7 @@ laserGunFlashAt :: Point3 -> World -> World
 laserGunFlashAt = flareCircleAt yellow 0.2
 
 muzFlareAt :: Color -> Point3 -> Float -> World -> World
-muzFlareAt col tranv dir w = w & particles %~ (theFlare :)
+muzFlareAt col tranv dir w = w & particles .:~ theFlare
   where
     theFlare = Particle
         { _ptDraw = const $ setLayer 1 . translate3 tranv $ theShape
@@ -49,7 +49,7 @@ muzFlareAt col tranv dir w = w & particles %~ (theFlare :)
     (a:b:c:d:_) = randomRs (2,20) (_randGen w)
 
 flareCircleAt :: Color -> Float -> Point3 -> World -> World
-flareCircleAt col alphax tranv = particles %~ (theFlareCircle :)
+flareCircleAt col alphax tranv = particles .:~ theFlareCircle
   where
     theFlareCircle = Particle
         { _ptDraw = const . setLayer 1 . translate3 tranv
@@ -58,7 +58,7 @@ flareCircleAt col alphax tranv = particles %~ (theFlareCircle :)
         }
 
 explosionFlashAt :: Point2 -> World -> World
-explosionFlashAt p = tempLightSources %~ (tlsTimeRadFunPos 20 150 intensityFunc (addZ 20 p) :)
+explosionFlashAt p = tempLightSources .:~ tlsTimeRadFunPos 20 150 intensityFunc (addZ 20 p)
   where 
     intensityFunc x 
         | x < 10 = 1 / (10 - fromIntegral x)
@@ -69,7 +69,7 @@ sparkFlashAt _ = id
 
 flameFlicker :: Particle -> World -> World
 flameFlicker pt 
-    | _btTimer' pt `mod` 5 == 0 = tempLightSources %~ (theLight :)
+    | _btTimer' pt `mod` 5 == 0 = tempLightSources .:~ theLight
     | otherwise = id
   where
     V2 x y = _btPos' pt