Batman is going to put in some serious overtime in Arkham City. Already confirmed to appear in the adventure are Two-Face, Catwoman and Bane, although this time he’s on your side, it seems. In the latest trailer for the Warner Bros. game, dare I say there’s a chill in the air?

As part of the trickle-out-press-releases ploy now popular with so many game companies, Warner Bros. has released images of Mr.Freeze for the upcoming LegoBatman: The Videogame game. There he is, looking all shades of cool and stuff.

Lego Batman is being developed by Travelers Tales (aka TT Games) and published by Warner Bros. Interactive Entertainment and is expected to be released September 2008 for current-gen consoles and PC.

Besides Mr. Freeze, other confirmed characters include…