Eitri is the King of the Dwarves who reside in the land Nidavellir. Like most of his people they dwell underground. Eitri is known as one of the greatest of Forgers and weapon makers. Eitri helped create some of the most powerful weapons in all the Nine Worlds. after Iron Man aided him in defeating the troll king Ulik Odin gave him permission to forge an Iron Man suit made out of Uru Metal.