Red Dog: Superior Firepower cheats, and Codes for DC.
Place the game disc in a PC compatible CD-ROM drive to find artwork from the game.
Unlock Drive Or Die Expert multi-player level
At the Level Select screen, highlight the Drive Or Die Expert multi-player level and hold L + R for 3 seconds or more.
Helter Skelter multi-player level
Play 20 or more multi-player games without resetting or turning off the system to unlock the Helter Skelter multi-player level. You must do this each time you want to unlock the level, but you can actually SAVE the game by changing your options. When the game is saved, the new level will be unlocked in the savegame.
Unlock Hidden Bonuses
Complete Challenge games to unlock bonuses.
Unlock other multi-player maps
Obtain an "A" grade in single player missions to unlock more multi-player maps.