ye'll learn two facts about Batman in the brief Arkham City teaser video offered exclusively by MSN Games UK:

Batman be sneaky Batman be good at fighting These be important character traits t' reveal t' people who have never heard a Batman before, which be apparently the target audience for this video. Otherwise -- if ye know anything about Batman at all, or if ye be looking for, say, gameplay footage from Arkham City -- the clip be less thrilling 'n more workaday.