In a mission, bring up the Start Menu, hold L2, and enter the codes:
Square, Circle, Left, Left, Circle, Square - Invincible
Left, Circle, R2, Right, R1, Square - Infinite Ammo
R1, R2, Circle, Right, R2, Circle - Infinite Mind Power
R1, R1, R2, R2, Left, Right, Left, Right, R2, R1 - Increase DNA (Board Mothership then enter this one)
Square, Circle, Left, Left, Circle, Square - Upgrades for Current Weapons...
View all PS2 cheats!
Destroy All Humans!
Pause gameplay, hold L-Trigger, and enter the codes:
X, Y, Left, Left, Y, X - Invincible
Black, White, Y, Right, White, Y - Infinite Mind Power
Right, X, White, Black, Right, White - Maxed Alert Meter
White, Right, White, Black, X, Right - Nobody Loves You
Left, Y, White, Right, Black, X - Infinite Ammo
View all XBOX cheats!