An anthropomorphic turtle with emerald green skin. His eyes have sapphire blue irises and he wears a royal blue bandana-mask and the second tallest yet still is able to be eye to eye with Raph. Carrying twin katana blades and being the oldest brother he leads the various missions because of his persevering dedication towards ninjutsu, and his level-headed discipline. Yet Leo isn't all business, he too likes to goof off and skateboard with his brothers, and he especially loves watching Space Heros, his favorite old timey animated show.

Raph is the second oldest next to Leo. He is the muscular hothead of the ninja turtle quartet. He is brave, daring, free spirited, and while Michelangelo is the comedian of the turtle quartet, he is the most sardonic and sarcastic. Raph is the third tallest, and seems shorter than his siblings. His eyes are bright green has well as having a lightning shaped chip cut out of his plastron across his left shoulder. His shell shows distinct battle damage, and the tails of his bandna mask are tattered and worn.

He is a mutated anthropomorphic turtle with brownish green skin and is the tallest and lankiest of the group. He wears a purple bandana mask. His weapon of choice is a bō staff which also converts to a naginata via a switchblade inside one end of the staff. He is much more high-strung and quick to anger. He frequently gets frustrated when he can't accomplish a task. He can be defensive and argumentative, especially when his intellect is challenged.

Mikey is the baby of the family. He is the smallest, energetic, and least mature of his turtle brothers. He is avery social and wants the outside world to accept him and his brothers. He is actually incredibly smart in his own way. He is natrually the shortest, he is a light-green skin anthropomorphic mutant turtle and wears his trademark orange bandana-mask and has big freckles on each his cheeks, followed by prominently large and round baby blue eyes.

He's slender with long black hair, dark brown eyes, and missing upper front teeth from playing hockey, his casual outfit includes a black bandana, shirts under a sleeveless black hoodie, jeans, fingerless gloves, and convertible sneaker-roller skates that turn from sneakers into roller skates. Him and Donnie have an ongoing crush on Guest which leads to a rivalry.

Splinter is a wise sensei, protective father, stern enforcer, and Zen philosopher. He is determined to train and protect his family at all costs He has brown fur. He sports a long, white beard, a pink tail and nose like a rat, and long whiskers. He wears the kimono and his limbs are bandaged with functional bandages.