Quake II (USA) (Japanese title: クエイク2) is a first-person shooter video game developed by id Software and published by Activision in 1997. It is the sequel to the popular Quake game, and features a single-player campaign and a multiplayer deathmatch mode. The game is set in a science fiction universe and players take on the role of an unnamed space marine as they battle against the Strogg, an alien race bent on conquering Earth. The game is played from a first-person perspective and players use a variety of weapons to fight their way through levels filled with enemies. The game also includes a number of unique items and power-ups that can be used to help the player in their quest. Quake II was one of the first games to feature realistic 3D graphics, and it was praised for its immersive gameplay and intense action. It was also one of the first games to be released on the Nintendo 64 console, and it remains a popular title among fans of the series.