Mass Effect Trilogy - Xbox 360 Over 75 hours of story content, plus Mass Effect 3's critically acclaimed multiplayer mode. Create and customize your own character with his or her appearance and skills, then play your Commander Shepard through all three Mass Effect games. Experience an amazingly rich and detailed universe where your decisions have profound consequences on the action and the outcome. Build a personalized arsenal with powerful weapons complete with their own upgrades and modifications. Unleash devastating abilities and skills as you command and train an elite squad. Take the war online with class-based, co-operative multiplayer in Mass Effect 3.