*"Blood" – The game was supposed to be produced by 3D Realms and developed by Q Studios, but Q Studios was acquired and the rights were sold to Monolith Productions, who finished the game, which was published by GT Interactive.
* "Blood" — Предполагалось, что игра будет продюсироваться 3D Realms и разрабатываться Q Studios, но Q Studios была приобретена и права перешли к Monolith Productions.