In the youtube trailer. At 0:58 there's a black man in a big metal suit with a hammer knocking out what's either a robot or another person in a metal...
About Warren, I'd say the Archangel form/wings were an upgrade superior to Beat's animalistic form. He can go back to it whenever, apparently. I wish...
Since this is the Rogue thread, I won't wade into this too deep, but I want to say that I totally agree re: writers having trouble portraying Gambit...