BioWare's officially announced the Earth multiplayer expansion for Mass Effect 3.
The pack was outed yesterday in an Xbox Live Marketplace calendar update by Microsoft.
The Earth pack will contain three new maps - Rio De Janeiro, Vancouver and London, a key story location towards the end of the game - as well as three new weapons (Piranha assault shotgun, Acolyte pistol and Typhoon assault rifle).
There'll also be six new N7 human classes (Destroyer Soldier, Paladin Sentinel, Demolisher Engineer, Slayer Vanguard, Shadow Infiltrator and Fury Adept).
Get screens of the pack below. It's out next Tuesday, July 17 for Xbox Live Marketplace, PC and US PSN. It releases the following day for PSN in Europe. It'll be available for no extra charge.