Pray for Death

Type the following on the credits screen:
MEETTHEGUYS - Start the subgame, winning it supposedly adds extra features
SENDMEFASTER - Faster game
NEEDNOBATTERIES - See what the reaper does when there are no live fights..
TOONSOUND - Game sound's like cartoon
YEOLDEGAME - ???
BLOOBABLOOBA - ??? (Information from Cheat Machine)