 "Strife" was originally being developed by Cygnus Studios, the creators of "", for id Software.Cygnus Studios was already working on another first-person shooter game, "The Second Sword", utilizing the older ShadowCaster game engine by id Software.However, id Software asked Cygnus Studios to create a game based on the Doom engine and requested that the studio be relocated to Texas from Chicago while they were still developing "Raptor" so that they would be able to develop the new title for id Software.