So you get home after a bad day at work, with an even worse commute home and someone stole your sandwich at work and Cristine from HR inexplicably takes issue with the fact you exist. Then the Reapers invade and your day just got ten times worse.
The Mass Effect 3: Earth DLC adds: more mods, gear, and new maps for Rio, Vancouver, and London.
3 new weapons: Piranha assault shotgun, Acolyte pistol, and Typhoon assault rifle.
Six new human N7 classes: Destroyer Soldier, Paladin Sentinel, Demolisher Engineer, Slayer Vanguard, Shadow Infiltrator, and Fury Adept!