After two challenging missions, the Guardians of the Globe struggle to work as a team. Meanwhile, Mark tries to balance his hero duties, personal relationships, and his future as a…

When Mark Grayson finally inherits powers from his superhero father, it’s a dream come true. But there’s more to being a hero than just choosing a name and costume.

Season 3 of Avatar: The Last Airbender (Book Three: Fire) premiered on September 21, 2007 | 21 Episodes. Aang wakes up from his battle with Azula to discover that Ba…