Destroy All Humans Codes -

Bulletproof Crypto (invincibility):
Pause your game while playing as Crypto, then hold and press , , (x2), , , then release while the game is still paused. A message will confirm correct code entry.

Ammo-A-Plenty (unlimited ammunition):
Pause your game, then hold and press , , , , , , then release while the game is still paused. A message will confirm correct code entry.

Deep Thinker (unlimited concentration):
Pause your game, then hold and press , , , , , , then release while the game is still paused. A message will confirm correct code entry. Your concentration meter must be above 0% or you will not be able to use any of your mental abilities.

Pox Unlocks (all upgrades):
Pause your game while on the Mothership, then hold and press , , (x2), , , then release while the game is still paused. A message will confirm correct code entry. All upgrades for the currently unlocked weapons will be available for purchase from Pox's lab.

Aware Like A Fox (maximum alert meter):
Pause your game, then hold and press , , , , , , then release while the game is still paused. A message will confirm correct code entry.

Nobody Loves You (reset alert meter):
Pause your game, then hold and press , , , , , , then release while the game is still paused. A message will confirm correct code entry.

Mmm... Brains! (increase DNA):
Hold at the Mothership's main menu and press (x2), (x2), , , , , , , then release . A message will confirm correct code entry.