Bundesprüfstelle für jugendgefährdende Medien
The game, which was built with the Quake II engine, is notable for its realistic depictions of violence, made possible by the GHOUL engine, including the dismemberment of human bodies. This was the game's stylistic attraction and it caused considerable controversy, especially in Canada and Germany, where it was classified as a restricted-rated film and listed on the Federal Department for Media Harmful to Young Persons, respectively. The technology creates 26 different zones on the bodies of enemies, allowing for vastly different reactions depending upon which one is targeted.