Multiplayer first person shooter games for Xbox with online support

Delta Force: Black Hawk Down

Players: 2 local, 4 online

Serious Sam 2

Players: 0 local, 4 online

Conflict Global Terror

Players: 4 local, 4 online

Tom Clancy's Ghost Recon: Advanced Warfighter

Players: 2 local, 2 online

DOOM 3 (Limited Collector's Edition)

Players: 4 local, 2 online

The best multiplayer first person shooter games for Xbox with online support, including Delta Force: Black Hawk Down, Serious Sam 2, Conflict Global Terror. See if the games support online, couch, and split-screen play, whether the game has a cooperative campaign or separate multiplayer modes. Find out the number of players supported and check out ratings of multiplayer games.