The Avengers: Earth's Mightiest Heroes Disney+'s Description of the Show: "Chaos sweeps over the planet as the Super Villain prison system breaks down...releasing every prisoner all at the same time. The heroes are faced with an onslaught of Super-Villains who have revenge on their minds." Ages It's Best Suited For: 8 and up Number of Seasons: 2 Stream The Avengers: Earth's Mightiest Heroes on Disney+ here! Image Source: Disney+