Thor Vol.1 #138

thor 138Regaining hold of his hammer, Thor renews his battle against Ulik. While back on Asgard, the Rock Trolls invasion of the realm begins and on they succeed in defeating Asgard's firstThor releases Mjolnir to free Sif from a mystical sphere. The troll steals the hammer using the Orb of Orikal. Ulik and his men create a portal back to Asgard.