At the Marvel Panel in NY Comic Con the panelists, to the surprise of pretty much everyone in the room, revealed X-Men Arcade for the HD consoles. It will feature upgraded visuals; drop-in 1-4 local co-op and 1-6 online co-op; online leaderboards; and custom matches with the ability to set difficulty, # of players, and starting level. Players will be able to pick Cyclopes, Wolverine, Storm, Colossus, Nightcrawler, and Dazzler. The release date is pending but take a look at some screens and a video below.
X-men Arcade is set for release some time this year for the PSN and XBLA.