Enter these codes at the “Imput Code”screen,
Level Select: 80DYS
Invincibility: HPPYHPPY
All Weapons: RCKTSRDGLR
Brandon Gang: NNKNHCKS
Custom 1 Gang: TRDDYBRRKS (This givesyou the M2 Hydra tank in the multiplayergame.)
Campaign Mode Bonus Level: WRDRB (This gives you a hidden level after youcomplete Campaign Mode.)
Written by Zestorm