That's one reason why I am totally going with a Solomon Grundy costume for Halloween. If you don't think you'll be the coolest super-villain standing around the keg while clad in a Solomon Grundy Halloween costume, you should forget about the Justice League or the Legion of Doom and sign up for either the Silly League or the Legion of Goons.
Ever see someone dressed up like S. Grundy? Here's a picture of a Solomon Grundy Halloween costume for you:
Oh, and if you want to watch a little Solomon Grundy vs. Superman action, allow me to hook you up:
Weird, seemingly unrelated... But interesting... The Tale of Solomon Grundy, which is a kids' story unrelated to the super-villain:
