"The Official PlayStation Magazine U.K. may have revealed a few new features about Batman: Arkham City today, including a feature that had been talked about before.
According to their story, the game will be five times the size of the original game, and will give Batman a Grappling Boost to launch him long distances quickly. When asked about vehicles in the game, a Warner Bros. PR representative said that it's "something we'll cover at a later date."
As for multiplayer, it was described that Catwoman could use her whip the way Batman uses his grappling hook. When asked if she'd be controllable in co-op, game director Sefton Hill said he was "not allowed to comment on that."
Will try to get to this week's updates tonight. My work filter doesn't let me see much and I'm allegedly on vacation (in the office?) and haven't had any computer time in the evenings. I do know that the original Super Smash Bros.