Liberator is an arcade game released by Atari, Inc. in 1982. It is based on the Atari Force comic book series published by DC Comics from 1982 to 1986. Liberator has been described as the opposite of Missile Command, in that the player destroys cities from space instead of defending them from the ground. Only 762 arcade machines were ever made.The story "Code Name: Liberator" describes the premise of the arcade game in detail and was included as a special insert in two comic books cover dated January 1983. Characters and concepts from the comic exist throughout the game. In the opening screen of the arcade game, Commander Champion of the "Atari Force" asks the player to help free the galaxy from the evil Malaglon Army.