Wikileaks, though technically not a wiki, provides an easy means to disseminate information that some find it desirable to share against the wishes of those who find it desirable to keep secret. Aside from the morality of the leaking itself, such a service provides a look into the activities of...
Gameplay: Great AI, You can customize them and you have a few modes to play on as well as some cool weapons. And doing a pelvic thrust with "Fat Boy" on is hillarious.
Controls: You can make your own controls so whats the point!
Graphics/Sound: Great job, the textures and polys are done well. The splatering of a decapitated head and the blood is done well. All the weapons sound great. Music is great. But some characters look blocky.
Multiplayer: Why people bought the game, a 16 player deathmatch between pros and even a CTF match can be as exciting as the Superbowl.
Replayability: The incredible Multiplayer can keep you coming back over and over again.