Phineas: The Last Airbender

(This is a recreation of the Avatar cartoon, with the Phineas and Ferb cast.)

The Fire Nation has declared war, and the only one who can stop them, the Avatar, is nowhere to be found. A girl from the Water Tribe Isabella, and his brother Baljeet have found the new Avatar, an Airbender named Phineas. With Phineas' air bison, Ferb, and flying platypus, Perry, the group must travel around the world for Phineas to master the four elements and defeat the Fire Nation, but Princess Candace wil stop at nothing to capture Phineas.

Characters
(You may create more if you like, cause it's a working progress)

Phineas (Aang)- A fun-loving Airbender, and the new Avatar.

Isabella (Katara)- A Waterbender who has a crush on Phineas.

Baljeet (Sokka)- Isabella's cowardly brother.

Ferb (Appa)- Phineas' bison who is the transportation of the group.

Perry (Momo)- A platypus who Phineas found at the Air Temple.

Candace (Zuko)- A banished Fire Nation princess who is obsessed with capturing Phineas.

Clyde (Iroh)- Candace's wise yet kind-hearted uncle.

Fireside Girls (Kyoshi Warriors)- A group of warrior girls who are based on Avatar Fireside.

Ginger (Suki)- The Fireside Girl leader, she has a crush on Baljeet.