Cheat List

Invincibility: pause then hold L2, input Square Circle Left Circle Square. Unlimited ammo: pause and hold L2, input Left Circle R2 Right R1 Square. Unlimited Psychic power: pause then hold L2, input R1 R2 Circle Right R2 Circle. Free Upgrades: Head to the mothership. pause and hold L2, input Square Circle Left Left Circle Square. Max Alert Meter: During a mission go to the start meter and hold L2, input Right Square R2 R1 Right R2. Increase DNA: Go onboard the Mothership. Go to the start menu, hold down L2, input R1 R1 R2 R2 Left Right Left Right R2. Reset Alert Meter: Go to the start menu during a mission and hold L2, input Right R2 R1 SQuare Right.