diff --git a/src/Dodge/Combine/Combinations.hs b/src/Dodge/Combine/Combinations.hs
index 051a9e480..50c970845 100644
--- a/src/Dodge/Combine/Combinations.hs
+++ b/src/Dodge/Combine/Combinations.hs
@@ -115,9 +115,10 @@ moduleCombinations =
         )
     ,   ( ModBullet
         ,   bulletWeapons
-        ,   [amod [INCENDIARYMODULE] "+INCENDIARY" (f $ destroyOnImpact bulIncCr bulIncWall)
+        ,   [amod [INCENDIARYMODULE] "+INCENDIARY" (f $ bulletDestroySpawn incBall)
             ,amod [BOUNCEMODULE]     "+BOUNCE"     (f $ destroyOnImpact bulBounceArmCr bulBounceWall)
             ,amod [STATICMODULE]     "+STATIC"     (f $ bulletDestroySpawn aStaticBall)
+            ,amod [CONCUSSMODULE]    "+CONCUSS"    (f $ bulletDestroySpawn concBall)
             ]
         )
     ,   ( ModTarget
diff --git a/src/Dodge/Combine/Data.hs b/src/Dodge/Combine/Data.hs
index 4dda90a68..26c9d9959 100644
--- a/src/Dodge/Combine/Data.hs
+++ b/src/Dodge/Combine/Data.hs
@@ -111,6 +111,7 @@ data CombineType
     -- bullet
     | INCENDIARYMODULE
     | STATICMODULE
+    | CONCUSSMODULE
     | FRAGMODULE
     | FLASHMODULE
     | BOUNCEMODULE
diff --git a/src/Dodge/Creature.hs b/src/Dodge/Creature.hs
index 4ee025d08..def0ce0ac 100644
--- a/src/Dodge/Creature.hs
+++ b/src/Dodge/Creature.hs
@@ -103,7 +103,7 @@ multGunCrit :: Creature
 multGunCrit = defaultCreature
     { _crPict = basicCrPict red
 --    , _crUpdate = stateUpdate (twitchMissAI 300 350)
-    , _crInv = IM.fromList [(0,multGun),(1,medkit 100)]
+    , _crInv = IM.fromList [(0,bangCaneX 4),(1,medkit 100)]
     , _crInvSel = 0
     , _crRad = 10
     , _crHP = 300
diff --git a/src/Dodge/Item/Weapon/Bullet.hs b/src/Dodge/Item/Weapon/Bullet.hs
index 92e3189c4..d79411986 100644
--- a/src/Dodge/Item/Weapon/Bullet.hs
+++ b/src/Dodge/Item/Weapon/Bullet.hs
@@ -1,15 +1,10 @@
 module Dodge.Item.Weapon.Bullet
     ( basicBullet
-    , incBullet
-    , staticBullet
-    , conBullet
-    , bounceBullet
     , ltBullet
     , hvBullet
     ) where
 import Dodge.Data
 import Dodge.WorldEvent.HitEffect
-import Dodge.WorldEvent.SpawnParticle
 import Dodge.Particle.Bullet.HitEffect
 
 import Geometry.Data
@@ -21,38 +16,6 @@ basicBullet = BulletAmmo
     , _amBulVel = V2 50 0
     , _amBulTraj = BasicBulletTrajectory
     }
-incBullet :: AmmoType
-incBullet = BulletAmmo
-    { _amString = "INCENDIARY"
-    , _amBulEff = destroyOnImpact bulIncCr bulIncWall
-    , _amBulWth = 2
-    , _amBulVel = V2 50 0
-    , _amBulTraj = BasicBulletTrajectory
-    }
-staticBullet :: AmmoType
-staticBullet = BulletAmmo
-    { _amString = "STATIC"
-    , _amBulEff = bulletDestroySpawn aStaticBall
-    , _amBulWth = 2
-    , _amBulVel = V2 50 0
-    , _amBulTraj = BasicBulletTrajectory
-    }
-conBullet :: AmmoType
-conBullet = BulletAmmo
-    { _amString = "CONCUSSIVE"
-    , _amBulEff = destroyOnImpact bulConCr bulConWall
-    , _amBulWth = 2
-    , _amBulVel = V2 50 0
-    , _amBulTraj = BasicBulletTrajectory
-    }
-bounceBullet :: AmmoType
-bounceBullet = BulletAmmo
-    { _amString = "BOUNCING"
-    , _amBulEff = destroyOnImpact bulHitCr bulBounceWall
-    , _amBulWth = 2
-    , _amBulVel = V2 50 0
-    , _amBulTraj = BasicBulletTrajectory
-    }
 ltBullet :: AmmoType
 ltBullet = BulletAmmo
     { _amString = "LTBULLET"
diff --git a/src/Dodge/Item/Weapon/BulletGun/Cane.hs b/src/Dodge/Item/Weapon/BulletGun/Cane.hs
index 879ec8f7d..972e8e1d1 100644
--- a/src/Dodge/Item/Weapon/BulletGun/Cane.hs
+++ b/src/Dodge/Item/Weapon/BulletGun/Cane.hs
@@ -14,7 +14,6 @@ module Dodge.Item.Weapon.BulletGun.Cane
 import Dodge.Item.Weapon.BulletGun.Clip
 import Dodge.Data
 --import Dodge.ChainEffect
-import Dodge.TweakBullet
 import Dodge.Default.Weapon
 import Dodge.Item.Weapon.InventoryDisplay
 import Dodge.Default
@@ -72,7 +71,6 @@ bangCane = defaultGun
         , withSmoke 1 black 20 200 5
         , withMuzFlareI
         ]
-    , _itTweaks = defaultBulletSelTweak
     , _itDimension = ItemDimension
         { _dimRad = 8
         , _dimCenter = V3 5 0 0
@@ -292,7 +290,6 @@ miniGunX i = defaultAutoGun
         , _randomOffset = 10
         }
     , _itEquipPict = pictureWeaponAim (miniGunXPictItem i)
-    , _itTweaks = defaultBulletSelTweak
     , _itInvSize = 4
     , _itInvDisplay = \it -> head (basicItemDisplay it) : 
         ["*" ++ replicate 13 ' ' ++ "*"
diff --git a/src/Dodge/Item/Weapon/BulletGun/Stick.hs b/src/Dodge/Item/Weapon/BulletGun/Stick.hs
index d7aab429d..03dfed4fe 100644
--- a/src/Dodge/Item/Weapon/BulletGun/Stick.hs
+++ b/src/Dodge/Item/Weapon/BulletGun/Stick.hs
@@ -10,7 +10,6 @@ module Dodge.Item.Weapon.BulletGun.Stick
 import Dodge.Item.Weapon.BulletGun.Clip
 import Dodge.Data
 import Dodge.ChainEffect
-import Dodge.TweakBullet
 import Dodge.Default.Weapon
 --import Dodge.Item.Weapon.InventoryDisplay
 import Dodge.Default
@@ -78,7 +77,6 @@ bangStick i = defaultGun
         , _torqueAfter = 0.18 + 0.02 * fromIntegral i
         , _randomOffset = 0
         }
-    , _itTweaks = defaultBulletSelTweak
     , _itInvSize = fromIntegral i / 3
     , _itDimension = ItemDimension
         { _dimRad = 5
@@ -187,7 +185,6 @@ pistol = (bangStick 1)
 --    , _itEquipPict = pictureWeaponAim pistolPic
     , _itID = Nothing
     , _itInvColor = white
-    , _itTweaks = defaultBulletSelTweak
     } & itDimension . dimSPic .~ (\it -> noPic $ baseStickShape <> makeTinClipAt pi (V3 5 2 0) it)
     & itParams %~
         ( ( muzVel .~ 0.8 )
diff --git a/src/Dodge/Item/Weapon/BulletGuns.hs b/src/Dodge/Item/Weapon/BulletGuns.hs
index 60a33a5a7..83a0d0ec9 100644
--- a/src/Dodge/Item/Weapon/BulletGuns.hs
+++ b/src/Dodge/Item/Weapon/BulletGuns.hs
@@ -9,7 +9,6 @@ module Dodge.Item.Weapon.BulletGuns
     , hvAutoGun
     , autogunSpread
     , autoGun
-    , multGun
     , autoGunPic
     , longGun
     , module Dodge.Item.Weapon.BulletGun.Stick
@@ -23,7 +22,6 @@ import Dodge.Item.Weapon.ZoomScope
 --import Dodge.Item.Weapon.BulletGun.Clip
 import Dodge.Data
 --import Dodge.ChainEffect
-import Dodge.TweakBullet
 import Dodge.Default.Weapon
 import Dodge.Item.Weapon.InventoryDisplay
 import Dodge.Default
@@ -92,7 +90,6 @@ autoGun = defaultAutoGun
         , _torqueAfter = 0
         , _randomOffset = 0
         }
-    , _itTweaks = defaultBulletSelTweak
     }
 autoGunPic :: Item -> SPic
 autoGunPic it = noPic $
@@ -148,7 +145,6 @@ bangCone = defaultGun
         , _dimSPic = const $ noPic $ colorSH cyan $ upperPrismPoly 3 (rectXH 5 2)
             <> upperPrismPoly 6 (rectNSEW 4 (-4) 15 5)
         }
-    , _itTweaks = defaultBulletSelTweak
     }
 coneRandItemUpdate :: State StdGen (Item -> Item)
 coneRandItemUpdate = do
@@ -273,45 +269,6 @@ ltAutoGun = defaultAutoGun
         , _bore = 2
         , _gunBarrels = SingleBarrel autogunSpread
         }
-    , _itTweaks = defaultBulletSelTweak
-    }
-multGun :: Item
-multGun = defaultGun 
-    { _itName = "MULTGUN"
-    , _itType = MULTGUN
-    , _itConsumption = defaultAmmo 
-        { _aoType = basicBullet
-        , _ammoBaseMax = 5
-        , _ammoLoaded = 2
-        , _reloadTime = 10
-        , _reloadType = ActivePartial 1
-        }
-    , _itUse = ruseAmmoParamsRate 20 upHammer
-        [ ammoCheckI
-        , hammerCheckI
-        , useTimeCheck
-        , withSoundStart shotgunS
-        , useAllAmmo
-        , withRecoil
-        , withMuzFlareI
-        , duplicateLoadedBarrels
-        ]
-        & useAim . aimSpeed .~ 0.4
-        & useAim . aimRange .~ 1
-        & useAim . aimStance .~ TwoHandTwist
-        & useAim . aimZoom .~ defaultItZoom {_itZoomFac = 1.5}
---    , _itFloorPict = multGunSPic
-    , _itParams = defBulletShooter
-        { _muzVel = 1
-        , _rifling = 0.9
-        , _bore = 3
-        , _gunBarrels = MultiBarrel 
-            {_brlNum = 5
-            ,_brlSpread = AlignedBarrels
-            ,_brlInaccuracy = 0
-            }
-        }
-    , _itTweaks = defaultBulletSelTweak
     }
 longGun :: Item
 longGun = defaultGun
diff --git a/src/Dodge/LockAndKey.hs b/src/Dodge/LockAndKey.hs
index c8231fe37..c91e99145 100644
--- a/src/Dodge/LockAndKey.hs
+++ b/src/Dodge/LockAndKey.hs
@@ -21,9 +21,9 @@ bossKeyItems =
 lockRoomKeyItems :: RandomGen g => [ (Int -> State g (SubCompTree Room) , State g CombineType ) ]
 lockRoomKeyItems = 
 --    [(lasCenSensEdge, takeOne [LAUNCHER,LASGUN,SPARKGUN,FLATSHIELD] )
---    ,(sensorRoomRunPast Electrical, return SPARKGUN )
-    [(sensorRoomRunPast Electrical, return STATICMODULE )
+--    [(sensorRoomRunPast Electrical, takeOne [STATICMODULE,SPARKGUN] )
     --,(sensorRoomRunPast Flaming, takeOne [FLAMESPITTER, INCENDIARYMODULE] )
+    [(sensorRoomRunPast Flaming, takeOne [INCENDIARYMODULE] )
 --    ,(sensorRoomRunPast Lasering, return LASGUN )
 --    ,(const slowDoorRoomRunPast, return MINIGUN)
 --    ,(const longRoomRunPast, takeOne [SNIPERRIFLE,FLATSHIELD])
diff --git a/src/Dodge/Particle/Bullet/HitEffect.hs b/src/Dodge/Particle/Bullet/HitEffect.hs
index ab51477a3..f850c9664 100644
--- a/src/Dodge/Particle/Bullet/HitEffect.hs
+++ b/src/Dodge/Particle/Bullet/HitEffect.hs
@@ -110,7 +110,7 @@ damageGamut pdam bdam tor sp p ep =
     ,Damage PushDam 1 sp p ep . PushBackDamage $ 3 *.* (ep -.- sp)
     ] 
 
-bulletDestroySpawn :: (Point2 -> Particle)
+bulletDestroySpawn :: (Point2 -> State StdGen Particle)
     -> Particle 
     -> [(Point2, Either Creature Wall)] 
     -> World 
@@ -118,55 +118,37 @@ bulletDestroySpawn :: (Point2 -> Particle)
 bulletDestroySpawn f = destroyOnImpact (bulDestroyCr f) (bulDestroyWall f)
 
 {- | Create a flamelet when hitting a creature.  -}
-bulDestroyCr :: (Point2 -> Particle) -> Particle -> Point2 -> Creature -> World -> World
+bulDestroyCr :: (Point2 -> State StdGen Particle) 
+    -> Particle -> Point2 -> Creature -> World -> World
 bulDestroyCr f bt p cr w = w
-    & instantParticles .:~ (f v & ptPos .~ p)
+    & instantParticles .:~ (pt & ptPos .~ p)
     & bulletHitSound p
     & creatures . ix cid . crState . crDamage .:~ Damage Piercing 60 sp p ep NoDamageEffect
+    & randGen .~ g
   where   
+    (pt,g) = randInCirc 1 >>= f & runState $ _randGen w
     cid = _crID cr
     sp = head $ _ptTrail bt
     ep = sp +.+ _ptVel bt
-    v = evalState (randInCirc 1) $ _randGen w
 
-{- | Create flamelet on wall.  -}
-bulDestroyWall
-    :: (Point2 -> Particle)
+bulDestroyWall :: (Point2 -> State StdGen Particle) 
     -> Particle 
     -> Point2   -- Impact point
     -> Wall 
     -> World 
     -> World
-bulDestroyWall f bt p wl = damageWall (Damage Blunt 50 sp p ep NoDamageEffect) wl 
-    . (instantParticles .:~ (f reflectVel & ptPos .~ pOut))
+bulDestroyWall f bt p wl w = w
+    & damageWall (Damage Piercing 60 sp p ep NoDamageEffect) wl 
+    & (instantParticles .:~ (pt & ptPos .~ pOut))
+    & randGen .~ g
   where   
+    (pt,g) = runState (f reflectVel) (_randGen w)
     ep = sp +.+ _ptVel bt
     sp = head $ _ptTrail bt
     pOut = p +.+ squashNormalizeV (sp -.- p)
     wallV = uncurry (-.-) (_wlLine wl)
     reflectVel = squashNormalizeV $ reflectIn wallV (_ptVel bt)
 
-{- | Create a flamelet when hitting a creature.  -}
-bulIncCr :: Particle -> Point2 -> Creature -> World -> World
-bulIncCr bt p cr w = w
-    & makeFlamelet p 20 v Nothing 3 20
-    & bulletHitSound p
-    & creatures . ix cid . crState . crDamage .:~ Damage Piercing 60 sp p ep NoDamageEffect
-  where   
-    cid = _crID cr
-    sp = head $ _ptTrail bt
-    ep = sp +.+ _ptVel bt
-    v = evalState (randInCirc 1) $ _randGen w
-{- | Creates a shockwave when hitting a creature.  -}
-bulConCr :: Particle -> Point2 -> Creature -> World -> World
-bulConCr bt p cr 
-    = over (creatures . ix cid . crState . crDamage) (Damage Blunt 10 sp p ep NoDamageEffect :)
-    . makeShockwaveAt [] p 15 4 1 white
-    . bulletHitSound p
-  where   
-    cid = _crID cr
-    sp = head $ _ptTrail bt
-    ep = sp +.+ _ptVel bt
 {- | Hitting wall effects: create a spark, damage blocks.  -}
 bulHitWall :: Particle -> Point2 -> Wall -> World -> World
 bulHitWall bt p = damageWall (Damage Piercing 100 sp p ep NoDamageEffect)
diff --git a/src/Dodge/Room/Room.hs b/src/Dodge/Room/Room.hs
index 7c57ad6f4..4fe0168fb 100644
--- a/src/Dodge/Room/Room.hs
+++ b/src/Dodge/Room/Room.hs
@@ -5,7 +5,6 @@ import Dodge.PlacementSpot
 import Dodge.RoomLink
 import Dodge.Default.Room
 import Dodge.Item.Weapon.BulletGuns
-import Dodge.Item.Weapon.Launcher
 import Dodge.Creature
 import Dodge.Room.Pillar
 import Dodge.Room.Modify.Girder
@@ -177,11 +176,8 @@ randFirstWeapon :: State StdGen PSType
 randFirstWeapon = do
     takeOne $ map PutFlIt $
         replicate 10 pistol
-        ++ replicate 5 ltAutoGun
-        ++ replicate 5 (bangStick 3)
-        ++ replicate 5 multGun
-        ++ replicate 2 autoGun
-        ++ [launcher]
+        ++ replicate 5 (bangStick 4)
+        ++ replicate 5 (bangCaneX 3)
 
 weaponEmptyRoom :: RandomGen g => State g (SubCompTree Room)
 weaponEmptyRoom = do
diff --git a/src/Dodge/TweakBullet.hs b/src/Dodge/TweakBullet.hs
deleted file mode 100644
index e7217f584..000000000
--- a/src/Dodge/TweakBullet.hs
+++ /dev/null
@@ -1,32 +0,0 @@
-module Dodge.TweakBullet where
-import Dodge.Data
-import Dodge.Item.Weapon.Bullet
-import qualified Data.IntMap.Strict as IM
-import Control.Lens
-
-defaultBulletSelTweak :: ItemTweaks
-defaultBulletSelTweak = Tweakable
-    {_tweakSel = 0
-    ,_tweakParams = IM.fromList $ zip [0..]
-        [ bulSelTweak
-        ]
-    }
-
-bulSelTweak :: TweakParam
-bulSelTweak = TweakParam
-    {_doTweak = intToBulAmmo
-    ,_curTweak = 0
-    ,_maxTweak = 4
-    ,_showTweak = _amString . (bulletTypes IM.!)
-    ,_nameTweak = "BULLET TYPE"
-    }
-intToBulAmmo :: Int -> Item -> Item
-intToBulAmmo i = itConsumption . aoType .~ bulletTypes IM.! i
-
-bulletTypes :: IM.IntMap AmmoType
-bulletTypes = IM.fromList $ zip [0..]
-    [ basicBullet
-    , incBullet
-    , conBullet
-    , bounceBullet
-    ]
diff --git a/src/Dodge/WorldEvent/Shockwave.hs b/src/Dodge/WorldEvent/Shockwave.hs
index 9d78ec620..e3d561950 100644
--- a/src/Dodge/WorldEvent/Shockwave.hs
+++ b/src/Dodge/WorldEvent/Shockwave.hs
@@ -1,6 +1,8 @@
 module Dodge.WorldEvent.Shockwave
     ( makeShockwaveAt
     , inverseShockwaveAt
+    , drawShockwave
+    , mvShockwave
     ) where
 import Dodge.Data
 import Dodge.Wall.Damage
diff --git a/src/Dodge/WorldEvent/SpawnParticle.hs b/src/Dodge/WorldEvent/SpawnParticle.hs
index ca4184e62..31a017267 100644
--- a/src/Dodge/WorldEvent/SpawnParticle.hs
+++ b/src/Dodge/WorldEvent/SpawnParticle.hs
@@ -5,6 +5,8 @@ module Dodge.WorldEvent.SpawnParticle
     , makeFlamelet
     , aStaticBall
     , makeStaticBall
+    , incBall
+    , concBall
     ) where
 import Dodge.Data
 import Dodge.Base
@@ -13,6 +15,7 @@ import Dodge.WorldEvent.HitEffect
 import Dodge.WorldEvent.ThingsHit
 import Dodge.WorldEvent.Cloud
 import Dodge.WorldEvent.Flash
+import Dodge.WorldEvent.Shockwave
 import Dodge.SoundLogic
 import Dodge.RandomHelp
 import Dodge.Wall.Damage
@@ -111,8 +114,38 @@ moveFlame rotd w pt
     reflV wall = (0.3 *.* reflectIn (uncurry (-.-) . swap $ _wlLine wall) vel )
         +.+ (0.2 *.* vel)
 
-aStaticBall :: Point2 -> Particle
-aStaticBall vel = PtZ 
+incBall :: RandomGen g => Point2 -> State g Particle
+incBall vel = do
+    rot <- state $ randomR (0,3)
+    return PtZ 
+        { _ptDraw       = drawFlameletZ rot
+        , _ptUpdate     = moveFlamelet
+        , _ptVel        = vel
+        , _ptColor      = red
+        , _ptPos        = V2 0 0
+        , _ptCrIgnore   = Nothing
+        , _ptWidth      = 3
+        , _ptTimer      = 20
+        , _ptHitEff     = damageBothTypeAmount Flaming 20
+        , _ptZ          = 20
+        }
+
+concBall :: Point2 -> State g Particle
+concBall _ = return Shockwave
+    { _ptDraw      = drawShockwave
+    , _ptUpdate    = mvShockwave []
+    , _ptColor     = white
+    , _ptPos       = 0
+    , _ptRad       = 15
+    , _ptDam       = 4
+    , _ptPush      = 1
+    , _ptMaxTime   = 10
+    , _ptTimer     = 10
+    }
+
+
+aStaticBall :: Point2 -> State g Particle
+aStaticBall vel = return PtZ 
     { _ptDraw       = drawStaticBall
     , _ptUpdate     = moveStaticBall
     , _ptVel        = vel