Multiplayer games for Xbox with 2-player online support

Phantasy Star Online Episode I & II

Players: 4 local, 4 online

Rogue Trooper

Players: 2 local, 4 online

Splinter Cell: Chaos Theory

Players: 2 local, 2 online

Delta Force: Black Hawk Down

Players: 2 local, 4 online

Serious Sam 2

Players: 0 local, 4 online

X-Men Legends 2: Rise of Apocalypse

Players: 4 local, 4 online

Splinter Cell: Double Agent

Players: 2 local, 2 online

Tom Clancy's Ghost Recon 2: 2011 - Final Assault

Players: 4 local, 4 online

Tom Clancy's Ghost Recon 2: Summit Strike

Players: 4 local, 4 online

Marvel Ultimate Alliance

Players: 4 local, 4 online

Gauntlet Seven Sorrows

Players: 4 local, 4 online

Conflict Global Terror

Players: 4 local, 4 online

Close Combat: First to Fight

Players: 4 local, 4 online

Tom Clancy's Ghost Recon: Advanced Warfighter

Players: 2 local, 2 online

Full Spectrum Warrior

Players: 0 local, 2 online

Blazing Angels: Squadrons of WWII

Players: 2 local, 4 online

DOOM 3 (Limited Collector's Edition)

Players: 4 local, 2 online

Full Spectrum Warrior: Ten Hammers

Players: 0 local, 2 online