SEASON 1 • EPISODE 25
The Avengers: Earth’s Mightiest Heroes
"The Fall of Asgard"
Date Aired: Jun 19, 2011 (United States)
The Avengers get lost and separated in the nine realms of Asgard, where Thor is defeated and Iron Man's armor stops working.
Date Aired: Jun 19, 2011 (United States)