Ever have that nightmare where you have to dress up like an idiot and dance for drooling kids, but then the CD skips and they don't realize it so you have to keep dancing...
It's the black Spidey suit, but Spidey is right there, so either this is the result of some sort of time travel cross over or it's Venom. Or it's a cheap costume with a cap on top of it.
Also there is no way Batman would have been the first one of those four to start doing it. Unless it was Adam West Batman and doing the "rapid-jerking squat-dance" was the only way to escape ridiculous peril.