123Movies. This documentary takes a game-by-game deep dive into the history and evolution of a genre that has grown from the simple wireframe graphics of Maze War and Spasim to become a staple of popular culture that is enjoyed by millions of gamers worldwide. Explore the creation and legacy of the most popular and significant FPS titles from the last 48 years, including favorites such as Wolfenstein 3D, Doom, Quake, GoldenEye, Half-Life, Unreal Tournament, Deus Ex, Halo… and many more.