Destroy All Humans for Sony PS2 Playstation 2 is an action-adventure video game with elements of sandbox style gameplay. Set in the 1950s during the Cold War, the game places players in the role of Cryptosporidium 137 (Crypto), an alien who visits Earth to harvest human DNA. The game features open-world environments where players can explore and interact with objects and individuals, using a variety of alien weapons and abilities to cause mayhem. The players' overall objective is to essentially destroy all humans while also unraveling Crypto's mysterious backstory.