Quake

Quake is a series of first-person shooter video games released by id Software. In the game, players must find their way out of various maze-like, medieval environments while battling a variety of monsters using a wide array of guns.

Commercial Mac OS X Windows Linux Steam

Doom

Doom is a science fiction horror-themed first-person shooter video game in which players assume the role of a space marine, popularly known as "Doomguy", who must fight his way through the hordes of invading demons from Hell.

Commercial Windows Steam

Duke Nukem Forever

The Alien invaders are stealing Earth's women, especially the hot ones! And they drank Duke's beer. Time to bring the pain.

Commercial Mac OS X Windows