• "Destroy All Humans" is an action game developed by Pandemic Studios and published by THQ. The game was released for the Sony Playstation 2 on June 21, 2005 and puts the player in control of an alien whose goal is, of course, to destroy all humans. There is an opportunity during the game for the player to enter one of a number of codes that will give the player an advantage during the game. These codes must be entered during a mission, while the game is paused.
  
  

Unlimited Ammo

• Hold "L2" in the Pause menu and press "Left," "Circle," "R2," "Right," "R1," "Square" to give yourself unlimited ammo. Now your weapons will not run out of ammunition.
  
  

Max Alert Meter

• Hold "L2" in the Pause menu and press "Right," "Square," "R2," "R1," "Right," "R2" to max out your alert meter. This will send the humans into their maximum alert mode, and they will send their most powerful units after you.
  
  

God Mode

• Hold "L2" in the Pause menu and press "Square," "Circle," "Left," "Left," "Circle," "Square" to activate God mode. Your character will no be invincible and take no damage.
  
  

Unlimited Mind Power

• Hold "L2" in the Pause menu and press "R1," "R2," "Circle," "Right," "R2," "Circle" to give yourself unlimited mind power. You can now use psychokinesis (moving objects with your mind) as much as you want.
  
  

Reset Alert Meter

• Hold "L2" in the Pause menu and press "R2," "Right," "R2," "R1," "Square," "Right" to reset the alert meter. The humans will now no longer be alert.
  
  

More Upgrades

• You must be on your mother-ship when you enter this code. Hold "L2" in the Pause menu and press "Circle," "Left," "Left," "Circle," "Square" to access all upgrades. You can now have the option to buy any upgrade in the game.
  
  

Increase DNA

• You must be on your mother-ship when you enter this code. Hold "L2" in the Pause menu and press "R1," "R1," "R2," "R2," "Left," "Right," "Left," "Right," "R2," "R1" to increase your DNA. DNA is the game's currency and can be used to buy items and upgrades.