If you look closely at the teaser picture for All-Star Brawl, you can clearly see Korra's braids and as we just said, you can clearly see the Impenetrable City from Avatar as a stage in the trailer. Will Nickelodeon All-Star Brawl Feature Avatar Characters? There's a hint that we might see them further down the line, as the Impenetrable City from Avatar is clearly seen as a stage in the trailer. Still, some fan-favorites like Korra, Aang, and Uncle Iroh are clearly missing. Chances are it'll expand with extra content like DLC characters, new seasons, and a battle pass? Still, 14 characters isn't bad for a start.
We can only guess that this will be just the initial roster. Leonardo – Teenage Mutant Ninja Turtles.Michelangelo – Teenage Mutant Ninja Turtles.Nigel Thornberry – The Wild Thornberrys.Here's a list of all the confirmed fighters so far: In the clip above, we see some of the most famous characters from Nickelodeon.