Destroy All Humans!

Codes

Cheats Activated Within Mission from the Start Menu. Hold L2, then type the Code.

Code	Effect
Left D-Pad, Circle, R2, Right D-Pad, R1, Square	Ammo-A-Plenty (Unlimited Ammo)
Right, Square, R2, R1, Right, R2	Aware Like A Fox (Max Alert Meter)
Square, Circle, Left D-Pad, Left D-Pad, Circle, Square	BulletProof Crypto (God Mode)
R1, R2, Circle, Right D-pad, R2, Circle	Deep Thinker (Unlimited Mind Power)
O, [], Left, Left, O, []	Makes all upgrades purchaseable.
R1, R1, R2, R2, Left, Right, Left, Right, R2, R1	Mmmm Brains! (Increases DNA) (Must be entered on Mothership)
Square, Circle, Left, Left, Circle, Square (Same buttons for the "Bulletproof cheat but different effect)	More Upgrades (You must be on the Mothership)
R2, Right, R2, R1, Square, Right	Nobody Loves You (Resets Alert Meter)

Contributed By: GrimLegacy, Rock Warrior 3000, airwalkcrazy360, and gamewinner99.

Unlockable	How to Unlock
Furon Down!	Complete Furon Down!
Outro Movie	Complete Attack of the 50ft President
Plan 9 from Outer Space	Complete Teenage Zombies from Outer Space
Teenagers from Outer Space	Complete Attack of the 50ft President

Contributed By: DeathCyclops.

Unlockable	How to Unlock
Developer Darwinism: Evolution of the game	Complete Attack of the 50ft president
E3 Booth Footage	Complete Attack of the 50ft president
Goofy screenshots and voice overs	Complete Attack of the 50ft president

Contributed By: DeathCyclops.

Unlockable	How to Unlock
Art of the Furon	Collect all Probes in Santa Modesta
Blue Book: Saucer Blueprints	Collect all Probes in Rockwell
Evolution of an Alien	Collect all Probes in Turnipseed Farm
Face of the Enemy	Collect all Probes in Area-42
Pathetic Humans!	Collect all Probes in Union Town
The Concept Barnyard	Collect all Probes in Capitol City

Contributed By: DeathCyclops.

To gain additional DNA from Brain Extractions, complete all of the main missions.

Example: Instead of gaining 10 DNA, you will gain 15 DNA.

Contributed By: Rock Warrior 3000.