The BEST episodes of Kid Cosmic season 3

Every episode of Kid Cosmic season 3, ranked from best to worst by thousands of votes from fans of the show. The best episodes of Kid Cosmic season 3!

A boy's superhero dreams come true when he finds five powerful cosmic stones. But saving the day is harder than he imagined — and he can't do it alone.

Last Updated: 7/4/2025Network: NetflixStatus: Ended
star
7.56
9 votes

#1 - Kid Cosmic and the Best Day Ever

Season 3 - Episode 1 - Aired 2/3/2022

Kid Cosmic and the Local Heroes hit the big time. They're now Global Heroes with the Planet Protection Group and about to embark on their first mission.

Watch Now:Amazon
star
7.50
10 votes

#2 - Kid Cosmic and the Planet Killer

Season 3 - Episode 5 - Aired 2/3/2022

When Erodious' galactic reign of terror doesn't live up to Fantos' expectations, he takes matters into his own hands – and targets a familiar planet.

Watch Now:Amazon
star
7.43
7 votes

#3 - Kid Cosmic and the Little Spark

Season 3 - Episode 4 - Aired 2/3/2022

Rosa grows frustrated with everyone's sudden lack of fighting spirit, but she finds a tiny glimmer of hope where she least expects it.

Watch Now:Amazon
star
7.33
6 votes

#4 - Kid Cosmic and the Secret of the Fourteenth Stone

Season 3 - Episode 2 - Aired 2/3/2022

Mummies, a merman and a "mech" battle with a nefarious nemesis keep the Heroes busy while they're on the lookout for another Stone of Power.

Watch Now:Amazon
star
6.91
11 votes

#5 - Kid Cosmic and the Grand Opening of Planet Earth

Season 3 - Episode 6 - Aired 2/3/2022

After remembering the lives impacted by Erodious, the Local Heroes prepare to move on. However, Kid Cosmic isn't ready to forget about their superhero adventures.

Watch Now:Amazon
star
6.63
8 votes

#6 - Kid Cosmic and the Global Conspiracy

Season 3 - Episode 3 - Aired 2/3/2022

Kid sets out to uncover the secrets that he's sure the PPG is hiding. Meanwhile, Papa G wonders if he should reveal what he knows.

Watch Now:Amazon