: A meta-game system where your choices and side missions increase your "Total Military Strength," directly impacting the game's ending.
: This is an "image" of the physical game disc. For Mass Effect 3 , this usually consists of two separate ISO files (Disc 1 and Disc 2) because of the game's massive size.
: Introduces improved mobility (rolling and ladder climbing), heavy melee attacks, and a more flexible "power" system.