 Other games using this engine were Raven Software's "Quake 4" (2005) and "Wolfenstein" (2009), Human Head Studios' "Prey" (2006), Splash Damage's "" (2007) and "Brink" (2011).Used for id Software's "Rage," the engine is based on the file system frameworks.Some technologies included are the GUI system from id Tech 4, including a new renderer, MegaTexture 2.0 technology, soft shadows and more.