Marvel Universe Thor

First, Thor is caught between fire and ice when he battles a Frost Giant and a Fire Demon! But who is the true enemy manipulating both his fearsome foes? Then, when mischievous Loki's machinations throw Thor and a World War II-era Captain America into King Arthur's court, it's a time-twisting tale of Camelot craziness that neither Avenger will ever forget! Witness the early adventures of two of the Marvel Universe's greatest heroes, fighting side-by-side to protect America and Asgard! COLLECTING: Free Comic Book Day 2011 (Thor the Mighty Avenge ), material from Marvel Adventures Super Heroes (2008) 11