Donatello

The purple guy and the brains of the team.

Hamato Clan

Michelangelo

The boy in orange and the party dude of the family.

Raphael

The tough guy in red.

Splinter

Splinter is the father of the turtles.

Mutagen

A substance created by the Utrom that has mutanagenic properties on Earth creatures.

Rockefeller Contamination Zone

A former national park turned quarantine zone after a massive mutagen spillage.

Mycircuitry

An organic fugus that acts as a neural network that can be used to run machines.

Mutant

Hybrid creatures created by mutagen.

Mutagen Poisoning

An illness caused by mutagen.

Leonardo

Leonardo, the guy in blue, is the leader of the team and the eldest brother.

Kri

A young mutant cockroach child.

April O'Neil

April is a human friend of the turtles.

Casey Jones

A masked teen vigilante who is friends with the Turtles

Hamato Hisashi

Splinter's father and patriarch of the Hamato Clan

Hamato Yoko

Splinter's mother and wife of Hisashi.

Hamato Isao

Hisashi and Yoko's second biological child, and Splinter's brother.

Hamato Shiho

Isao's wife and the mother of Ryuji, Kibo, and Chikau.

Ryuji

Ryuji is the eldest of Isao's children, and Splinter's nephew.

The Shredder

Shredder is the the primary antagonist and the biggest threat to the turtles.

Lindsey Baker

Baxter Stockman's assistant working on Stockgen.

Leatherhead

A mutant alligator that lives on the beach.

Garbage Beach

A beach covered in garbage where the Turtles hang out to avoid humans.

Leatherhead's Dock house

Yokai

Mysical creatures that live in the yokai realm.

Kibo

The second eldest child Isao and Shiho. Ryuji's little sister.

Chikau

The youngest Hamato in the family, the four year old child of Isao and Shiho

Kimura Ayumi

The eldest daughter of Hisashi and Yoko Hamato.

Karai

Oroku Saki's daughter and chunin of The Foot.

Cloaking Brooch

Brooches that can disguise any creature as another species.

Yokai Gold

It's like normal gold, but MAGICAL!

Amulet Key

Keys used to access portals to the yokai realm.

Hamato Fusae

The youngest child of Hisashi and Yoko.