If you entered the code correctly, a message will appear. While playing the game, press RT, RB, LT, RB, Left, Down, Right, Up, Left, Down, Right, Up. You no longer need to reload, and will have unlimited ammunition for each new weapon that is picked up. While playing the game, press LT, RT, X, RT, Left, RB, RT, Left, X, Down, LT(2). Note: Falls, explosions, drowning, and vehicle rundowns are still harmful.
While playing the game, press Down, A, Right, Left, Right, RT, Right, Down, Up, Y.
Enabling cheat codes will prevent achievements from being earned.
