Stormbreaker (Earth-1600)

"A king's weapon. Meant to be the greatest in Asgard. In theory, it could even summon the Bifrost."

- Eitri Stormbreaker is an enchanted axe used by Thor. It was forged from Uru on Nidavellir. Eitri claimed the weapon was meant to become the strongest weapon in Asgard's history.