Could easy go up against Left 4 Dead as one of the best co-op games made. Very deep customization and upgrading, massively replayable even alone, and an art style that looks like TF2's stout nephew. New, but, familiar.

Could easy go up against Left 4 Dead as one of the best co-op games made. Very deep customization and upgrading, massively replayable even alone, and an art style that looks like TF2's stout nephew. New, but, familiar.