Remove destroyed creatures rather than setting flag

Sill only set flag for avatar

src/Dodge/Creature/Update.hs

@@ -46,10 +46,11 @@ import qualified Data.IntSet as IS
 -- allow for knockbacks etc to be determined as well as intended movements
 updateCreature :: Creature -> World -> World
 updateCreature cr
-    | cr ^. crPos . _z < negate 300 = (tocr . crHP .~ CrDestroyed Pitted) . destroyAllInvItems cr
+    | cr ^. crPos . _z < negate 300 = (cWorld . lWorld . creatures . at (cr ^. crID) %~ destroyCreature) 
+        . destroyAllInvItems cr
     | otherwise = case cr ^. crHP of
         CrIsCorpse{} -> cleardamage . updateCarriage (_crID cr) . damageCorpse (_crID cr) cr
-        CrDestroyed{} -> id
+        AvatarDestroyed{} -> id
         HP{} -> cleardamage . updateLivingCreature cr
   where
     cleardamage = tocr . crDamage .~ mempty
@@ -251,7 +252,7 @@ updateCalmBee cr cid w
 
 slimeCritUpdate :: Int -> World -> World
 slimeCritUpdate cid w 
-    | r < 5 = w & cWorld . lWorld . creatures . ix cid . crHP .~ CrDestroyed Gibbed
+    | r < 5 = w & cWorld . lWorld . creatures . at cid .~ Nothing
     | Just hitp <- w ^? cWorld . lWorld . creatures . ix cid . crDamage . ix 0 . dmPos
         , Just hitv <-  w ^? cWorld . lWorld . creatures . ix cid . crDamage . ix 0 . dmVector
         , Just w' <- splitSlimeCrit' hitp hitv cid cr w = w'
@@ -459,7 +460,7 @@ corpseOrGib cr w =
         Just PhysicalDamage
             | _crPain cr > 300 ->
                 makeCrGibs cr
-                    . sethp (CrDestroyed Gibbed)
+                    . (cWorld . lWorld . creatures . at (cr ^. crID) %~ destroyCreature)
                     . dodeathsound GibsDeath
         _ ->
             sethp (CrIsCorpse thecorpse)