| | | | | | Unlock encyclopedia | Updated 17 Feb | Press Start to Pause the game, then enter the following:
D-pad Up, D-pad Down, D-pad Left, D-pad Right, D-pad Left, D-pad Right, D-pad Up, D-pad Down | Unlock all comics | Updated 17 Feb | Press Start to Pause the game, then enter the following:
D-pad Up, D-pad Down, D-pad Left, D-pad Right, D-pad Right, D-pad Left, D-pad Left, D-pad Up | No blood | Updated 17 Feb | Press Start to Pause the game, then enter the following:
D-pad Up, D-pad Down, D-pad Left, D-pad Right, D-pad Up, D-pad Up, D-pad Up, D-pad Up | Unlimited Necroplasm | Updated 17 Feb | Press Start to Pause the game, then enter the following:
D-pad Up, D-pad Down, D-pad Left, D-pad Right, D-pad Down, D-pad Left, D-pad Up, D-pad Right | Unlimited ammunition | Updated 17 Feb | Press Start to Pause the game, then enter the following:
D-pad Up, D-pad Down, D-pad Left, D-pad Right, D-pad Up, D-pad Left, D-pad Down, D-pad Right | Unlock all weapons | Updated 17 Feb | Press Start to Pause the game, then enter the following:
D-pad Up, D-pad Down, D-pad Left, D-pad Right, D-pad Left, D-pad Right, D-pad Left, D-pad Left | Level select | Updated 17 Feb | Press Start to Pause the game, then enter the following:
D-pad Up, D-pad Down, D-pad Left, D-pad Right, D-pad Left, D-pad Left, D-pad Right, D-pad Right | | | | | | | |
3DO
Amiga
Arcade
Atari 2600
Atari 5200
Atari 7800
CD-I
Colecovision
Commodore 64
Dreamcast
Game Boy Color
Game Cube
Game Gear
Game.com
GBA
Genesis
Intellivision
Jaguar
Lynx
Macintosh
Master System
N-Gage
Neo Geo
Neo Geo CD
Neo Geo Pocket
NES
Nintendo 64
Nintendo DS
PC
PC-FX
Pinball
PlayStation
PlayStation 2
PlayStation Portable
Saturn
Sega 32X
Sega CD
Super Nintendo
Turbografx/Duo
Vectrex
Virtual Boy
Wonderswan
Xbox
Xbox 360