character Teenage Mutant Ninja Turtles
Jason Biggs (Seasons 1-2) Seth Green (Season 3 onward) Johnny Knoxville (movie)
Teenage Mutant Ninja Turtles #1 (official debut); " Rise of the Turtles" (Nickelodeon debut)
Leo, Fearless Leader, Lame-o-nardo
The New York Sewers
Donatello, Raphael, and Michelangelo(brothers) Splinter(adoptive father)
April O'Neil, Casey, Karai, Kirby(humans) Slash, Pete, Leatherhead, Dr. Tyler Rockwell, Mutagen Man, Jack J. Kurtzman, Ice Cream Kitty, Bigfoot, The Punk Frogs, Bernie, Dr. Cluckingsworth, Mondo Gecko, Muckman and Joe Eyeball, Renet, Fugitoid
Shredder, The Foot Clan, Rahzar, Kraang, Baxter Stockman, Tiger Claw, Bebop and Rocksteady, Kraang Prime, Kraang Subprime, Mrs. Campbell, Biotroid, Traag, Granitor, Hun, Snakeweed, Spider Bytez, Rat King
"I trusted you!"
Leonardo (or Leo for short) is one of the four protagonists from . Named after Teenage Mutant Ninja Turtles Leonardo da Vinci, he is always depicted as the leader of the four turtles and the most disciplined. Sometimes, Leo can get impaitient since he doesn't get listen to, but he truly cares for his three brothers and is a good leader. His signature weapons are two katana.
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