Board Thread:Questions and Answers/@comment-26080127-20150206165618/@comment-1038387-20150206170945

People often cite The Dark Knight Returns as a battle Batman won, but he had vital help from Green Arrow in that one.

If Batman gets the Bat-Armor and the Kryptonite ring, he'll stand a chance. However, he has no way to restrain or permanently incapacitate him.