User blog comment:Sevofthesands/mass effect 3 DLC ideas/@comment-88.104.239.18-20120102130223

They could expand on the co-op aspect of ME3 and release small co-op campaigns taking place before ME3, al-la RAAM's Shadow for Gears 3. For example you could play as Garrus and three members of his squad on Omega using a TOR style conversation system.