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Return to Castle Wolfenstein is a first person shooter video game published by Activision and originally released on November 19, 2001 for Windows. The single player game was developed by Gray Matter Interactive and Nerve Software developed its multiplayer mode. Id Software, the creators of Wolfenstein 3D, oversaw the development and were credited as executive producers. The multiplayer side eventually became the most popular part of the game, and was influential in the genre.

Hexen II is a first-person shooter developed by Raven Software from 1996 to 1997, published by id Software and distributed by Activision. It was the third game in the Hexen/Heretic series, and the last in the Serpent Riders trilogy. It was made available on Steam on August 3, 2007. Using a modified Quake engine, it featured single player and multiplayer game modes, as well as four character classes to choose from, each with different abilities. These included the offensive Paladin, the defensive Crusader, the spell-casting Necromancer, and the stealthy Assassin.

Quake II is a shooter from id Software and Activision, and the follow-up to. Unrelated to Quake plotwise, you play as a nameless space marine sent on an assault to the alien planet Stroggos, only to be shot down and separated from your squad. You must carry out the assault alone and destroy the Stroggos leader, therefore plunging Stroggos into a civil war in which Earth doesn't get hurt.

Star Wars: Republic Commando is a first-person shooter Star Wars video game, released on March 4, 2005. The game uses Epic Games' Unreal Engine and features some gameplay elements that resemble features in other first-person shooters, including Metroid Prime, Halo, and Tom Clancy's Rainbow Six.