Hulk isn't even a custom! It is a black wash with a damn jalapeno on his neck!!
never count out the Joker!
never count out the Joker! He blew up a hospital for crying out loud. Hell, he could make an EMP device against the mech suit and then simply shoot the pilot. Or he could devise a huge tranq dart for the dino and then again, shoot the driver.
This is a "use what ya brung" kinda fight...if he doesn't have those things with him, he's SOL
Eddie's probably dancing with joy right now.