All ammunition: Pause game play, choose the "Settings" option, then select the "Cheat Codes" option. Press Down, Up, Down, Y. God mode: Pause game play, choose the "Settings" option, then select the "Cheat Codes" option. Press Up, L, X, L. All single player levels: Select the "Settings" option at the main menu, then select the "Cheat Codes" option. Press Y, Down, R, Down. Gamestop bonus level: Select the "Settings" option at the main menu, then select the "Cheat Codes" option. Press Left, L, X, Left to unlock the Gamestop multi-player level. EB Games bonus level: Select the "Settings" option at the main menu, then select the "Cheat Codes" option. Press White, Y, X, Black to unlock the EB Games multi-player level. Best Buy bonus level: Select the "Settings" option at the main menu, then select the "Cheat Codes" option. Press L, Black, White, R to unlock the Best Buy multi-player level. Toys 'R' Us bonus level: Select the "Settings" option at the main menu, then select the "Cheat Codes" option. Press Left, Up, White, Black to unlock the Toys 'R' Us multi-player level. Location status: Select the "Settings" option at the main menu, then select the "Cheat Codes" option. Press X, Right, L Trigger, Left.