The Punchin' Bag

Michael Kading was an ignominious office worker by trade. A freak accident transformed his skin into a highly durable polymer, making him practically indestructible. Unfortunately, he was not endowed with corresponding super strength, nor did he have a particularly high threshold of pain. His intelligence is average at best. Realizing he should at least try to use his ability for good, he became...The Punchin' Bag!