Major Stryker is a 2D vertical scrolling shooter game written for DOS by Apogee Software. Its working title was "Strike Force" and was released in January 1993. It consists of three episodes, with the first episode distributed as shareware, and the rest available commercially. The three episodes are set on a Lava Planet, an Arctic Planet and a Desert Planet. The game was re-released as freeware on March 14, 2006, and on Steam with support for Microsoft Windows and macOS in 2014.