Because you like Knuckles the Echidna in Sonic the Hedgehog

Michaelangelo is an above-ground crime-fighter by night, and a pizza-eating, sewer-dwelling mutant ninja turtle by day. See them in Teenage Mutant Ninja Turtles.

Wheatley's got an endless supply of bad ideas that he wants to share. See them in Portal Series.

Vanellope von Schweetz is princess of the Sugar Rush game who could care less about being royal. See them in Wreck it Ralph.

NiGHTS is a powerful but childlike spirit who hates being told what to do. See them in NiGHTS into Dreams.

Kubo is a storyteller at heart who's tapping into his sense of adventure. See them in Kubo and the Two Strings.

With most of the people that Sango loved now gone, the only thing she wants is to kill the demon who destroyed her village. See them in Inuyasha.

Baloo is a fun-lovin' bear who just needs the bare necessities of life See them in The Jungle Book.

Velma Dinkley is all about getting results, not taking credit. She is the unsung hero of Mystery Inc. See them in Scooby-Doo.

Turanga Leela is the daughter of two mutants who live in the sewers below New York City. See them in Futurama.

Anger is a cantankerous hothead whose job is to get others riled up. See them in Inside Out.

Tifa Lockhart is part mother hen, part martial arts bad-ass. See them in Final Fantasy Series.

A karate master/rocket scientist/squirrel, Sandy Cheeks is the only one who can clean up the other resident's messes in Bikini Bottom. See them in SpongeBob SquarePants.