Teenage Mutant Ninja Heroes

Teenage Mutant Ninja Heroes is an AU/reboot version of Teenage Mutant Ninja Turtles. It stars all the characters of the series, including the ones from the TMNT summer short Teenage Mecha Ninja Turtles.

Teenage Mutant Ninja Heroes/Hamato-Sawyer Clan

 * Leonardo "Leo" Sawyer (voiced by Darren Criss): The Leader of the TMNH, and second-in-command of the Hamato-Sawyer Clan. He and his turtle brothers are quadruplets (him being the oldest), but he is younger than Basque and Frida. His theme color is blue.
 * Donatello "Donnie" Sawyer (voiced by ): The Brains of the TMNH. He is the second oldest of the Turtle quadruplets, but is the fourth oldest of the group. His theme color is purple.
 * Raphael "Raph" Sawyer (voiced by ): The Fighter of the TMNH. He is the second youngest of the Turtles, but is the fourth youngest of the group. His theme color is red.
 * Michelangelo "Mikey" Sawyer (voiced by Greg Cipes): The Wildcard of the TMNH. He is the youngest of the Turtles, but is the third youngest of the group. His theme color is orange. Like in the TMNT 2012 series, his catchphrase is "Booyakasha!".
 * Frida Franklin (voiced by ): The Co-Leader of the TMNH. She is the (adoptive) older sister of the Turtles, as well as being the second oldest of the group. Her theme color is silver.
 * Jackson "Jack" Reilly (voiced by ): The Lone Wolf of the TMNH. He is the (adoptive) younger brother of the Turtles, as well as being the second youngest of the group. His theme color is green.
 * Basil "Basque" Stone (voiced by Khary Payton): The Heart of the TMNH. He is the (adoptive) older brother of the Turtles, as well as being the oldest of the group. His theme color is indigo.
 * Kusama Lane (voiced by Tania Gunadi): The Ray of Sunshine of the TMNH. She is the (adoptive) younger sister of the Turtles, as well as the youngest of the group. Her theme color is pink.
 * Hamato Yoshi/Master Splinter Sawyer (voiced by ): One of the leaders of the Hamato-Sawyer Clan who is an anthropomorphic rat.
 * Chang-Hamato Akari/Master Angela Sawyer (voiced by ): One of the leaders of the Hamato-Sawyer Clan who is a Chinese woman mutated into an anthropomorphic nine-tailed fox, and Splinter's new wife after Tang Shen was killed by Shredder.
 * April O'Neil (voiced by Lea Michele): A Caucasian-American teenage reporter who is one of the main companions of the TMNH. She is Leo's love interest in the series.
 * Robyn O'Neil (voiced by Kat Graham): An African-American teenage prodigy who is one of the main companions of the TMNH. She is April's adoptive older sister.
 * Casey Jones (voiced by Josh Peck): A teenage boy who is the teenage son of a former NHL player at April and Robyn's school who Robyn is hired to tutor for an extra credit assignment. He later became an ally of the Turtles. He has a crush on Buffy and a rivalry with Jack because of it. He's prone to recklessness but means well. He is a close brotherly figure to Raph due to both sharing an eagerness to fight.
 * Buffy Shellhammer (voiced by ): April and Robyn's best friend and classmate from high school.
 * Venus de Milo (voiced by ):
 * Cody Jones (voiced by ): Casey and Buffy's future son.
 * Starlee Hambrath (voiced by ):

Villains

 * Shredder (voiced by ): The main antagonist of the series, and leader of the Shredder Clan.
 * Krang (voiced by Mark Hamil): the other main antagonist of the series.

Trivia

 * This series shares some elements and inspirations from the 2003 series, the 2012 series, and the Rise of the Teenage Mutant Ninja Turtles series, as well as the TMNT summer shorts (especially Teenage Mecha Ninja Turtles).
 * In this series, Frida, Jackson, Basque and Kusama are half human half mutant with special mutant superpowers. They also have different theme colors, and slightly different personalities.