I'm assuming this is by Blur Studio - - watch In Lex We Trust, the latest DC Universe Online trailer. It starts a little slow, but makes up for that by featuring a futuristic Batman.
Relatedly, this is a fairly positive review for the game, especially the actual combat. It made the dual pistol character sound pretty cool, so I found a video showing off the acrobat's moves:
*Buy Lex Luthor toys at eBay.