Since the genre's inception, advanced 3D and pseudo-3D graphics have challenged hardware development, and multiplayer gaming has been integral. The genre shares common traits with other shooter games, and in turn falls under the action game genre. A screenshot of Half-Life, widely considered to be one of the most influential games in the genre.įirst-person shooter ( FPS) is a sub-genre of shooter video games centered on gun and other weapon-based combat in a first-person perspective, with the player experiencing the action through the eyes of the protagonist and controlling the player character in a three-dimensional space.