Dhruin
SasqWatch
This will come as a surprise to noone but Destructoid has indications of DLC plans for Mass Effect 2. Apparently a tipster let them know about some retailer training for the game that showed...
More information.It lists, specifically in the Xbox LIVE Features section, “planned episodic combat via DLC,” weapon and armor packs, new downloadable characters for the “campaign experience,” new downloadable worlds, as well as “full campaign expansions for download.”
It also mentions that the game will carry “periodic updates,” which features DLC, via Mass Effect 2’s unannounced in-game “Cerberus Network.”