Team Fortress 2: Mann vs. Machine

Mann vs. Machine is a new co-operative game for Team Fortress 2 that lets you and five friends wage a desperate battle to stop a lethal horde of robots from deploying a bomb in one of Mann Co.’s many strongholds. Take advantage of breaks between waves to upgrade your abilities and weapons. Survive a...

In the former, Redmond and Blutarch Mann come to a truce, only to discover about their long-lost brother, Gray Mann, who kills them shortly after. In the latter, Saxton informs RED and BLU that they're out of a job, and re-hires them as a united force to combat Gray's robot army. Those mercenaries...