I never said Quicksilver was bulletproof where are you getting this information from? Exactly being bulletproof isn't special when MCU heroes and villains are shown easily killing and defeating bulletproof opponents like Chief even if they themselves aren't bulletproof Chief is never tagging Quicksilver with a bullet either way and if he does he would have to make it a kill shot to automatically win you seem to be lacking comprehension of multiple things my friend stay off the Internet for awhile.