According to ESRB, this game contains: Animated Blood and Gore, Animated Violence
Parents will want to be wary of this one—it's filled with graphic blood and violence, and some people may be a little uneasy with the satanic references in the game. Additionally, parents may want to moniter online play, as the language tends to get a little foul.
PC gamers would be wise to stick with their version of the Quake III Arena. There's nothing particularly new or different about the Dreamcast port aside from a few new levels, and PC-exclusive features such as user mods and level editor keep the PC edition the best.
However, Dreamcast owners, and essentially console players at large, can't go wrong with this game. It's by far the fastest first-person shooter ever to hit a console.
Deaf and Hard of Hearing gamers may miss out on critical audio cues during gameplay.