Originally posted by Dr Will Hatch
The Joker always has the home field advantage, so the burden of proof is on Frank. He owned a man who was trained by literally the best in the world, how much more proof do you need?
He didn't own him in that trailer and you said based only on the trailer. When did he take Batman on 1 on 1 and owned him? Throughout that trailer they couldn't hurt Frank at all, his armor took everything they had.
Ra's is only the best in Batman World.