Combat
Most projectiles can now be reflected with melee hits instead of only being destroyed
Reduced spawn invincibility duration on Split mutator enemies
Level Design
Decreased room sizes in Act 4
Added 7 new room variants for Act 4
Gameplay
Dirt piles in Act 3 no longer block movement
Open graves in Act 3 now slow players and enemies by 50% when walked over
Bug Fixes
Final boss projectiles now correctly appear above the boss