The Army of Two The Devils Cartel released Trailer at gamescom displays tactical co-op gameplay.
Take a look at the Army of Two The Devils Cartel trailer in which it show the co-op two men team go through a mission of mass destruction where on is on foot while the other one is on air destroying anything that he sees in the path of his ground buddy. The game uses the frostobite 2 to be able to destroy building and see how every sing part of the building in the trailer below come apart. The trailer that you see above is the first look of the overkill mode.
Army of Two The Devils Cartel will be releasing March 2013.