Commander Keen 1: Marooned on Mars
Press Keyboard right side: Alt+Enter keys to switch to full screen game play, and Alt+Enter keys to return.
How to play Commander Keen 1: Marooned on Mars
Each game uses different controls, most DOS games use the keyboard arrows. Some will use the mouse.
Commander Keen 1: Marooned on Mars Description
"Marooned on Mars" (first released as shareware on December 14, 1990)
While Commander Keen is exploring Mars, the Vorticon steal four vital components of his ship and hide them in Martian cities, each guarded by a Vorticon soldier. In this episode, Keen acquires his trademark pogo stick and meets a variety of Martian aliens and robots.