Among Kartoon Channel!’s finest offerings are Rainbow Rangers and Stan Lee's Superhero Kindergarten, which debuted in 2018 and 2021, respectively. Showcasing over 3 shows from 2018 up until 2022, Kartoon Channel! stands as a beacon of television excellence. As of April 2026, our compilation of Kartoon Channel!’s top-rated series boasts over 3 unique shows.

A gym coach acquires incredible superpowers from a mysterious comet and becomes Captain Fantastic, one of the earth's greatest protectors. He works 'undercover' as a kindergarten teacher to raise a new generation of super-powered kids.

Rainbow Rangers takes place in the magical land of Kaleidoscopia and focuses on the adventures of seven 9-year-old girls—Rosie Redd, Bonnie Blueberry, Indigo Allfruit, Anna Banana, Mandarin Orange, Pepper Mintz, and Lavender Laviolette- who are all represented by the colors of the rainbow. Each use their own powers to help protect the citizens of their land, clean the planet, and make the world a better place.

In a world hand-crafted by creativity and imagination, an endearing creature named Gus invites you to embark on melodious adventures fueled by curiosity and discovery along with his faithful zany sidekick, Karrot, and whimsical mentor, Lucy.