Creation
Slagmire was created by Danny Fingeroth and Gene Colan and first appeared in Iron Man #253.
Character Evolution
Slagmire is the fourth person to wear the Iron Monger armor, but never adopted the identity himself. Former wearers of the armor were Obadiah Stane, Yiorgos Krallis and Gregory Smoot and the next person to wear the armor would be Cristoph Pfeifer.