The BEST Episodes of Big Hero 6 The Series
Every episode ever - ranked by fan votes!
Last Updated: Mar 2, 2021
Network: Disney Channel
As the new prodigy at San Fransokyo Institute of Technology, Hiro now faces daunting academic challenges and the social trials of being the little man on campus. Off campus, the stakes are raised for the high-tech heroes as they must protect their city from an array of scientifically enhanced villains.

#1 - Hiro the Villain
Season 2 - Episode 19 - Aired Jan 4, 2020
Momakase blackmails Hiro into helping her steal a mysterious item from Yama’s safe, threatening to tell Chief Cruz Big Hero 6’s secret identities if he doesn’t help her.

#2 - The Fate of the Roommates
Season 2 - Episode 6 - Aired May 13, 2019
When Honey Lemon finds out she can return to her dorm, Go Go realizes she doesn’t want Honey Lemon to move out. Big Hero 6 look to stop a secret underground racing league.

#3 - Lie Detector
Season 2 - Episode 10 - Aired May 17, 2019
Upon discovering Baymax's inherent abilities to detect if a person is lying, Hiro attempts to use Baymax to uncover proof of Liv's evil doing.

#4 - The Bot Fighter
Season 1 - Episode 20 - Aired Sep 29, 2018
Hiro is drawn back into the world of bot-fighting, where he meets Trina, a young bot-fighter.

#5 - Cobra and Mongoose
Season 3 - Episode 8 - Aired Oct 26, 2020
Fred is attacked by mechanical cobras, however their target is a former spy codename: Mongoose!

#6 - Krei-oke Night
Season 3 - Episode 18 - Aired Feb 15, 2021
Krei enlists Big Hero 6 to launch his new karaoke machine.

#7 - Something Fluffy
Season 2 - Episode 8 - Aired May 15, 2019
When mysterious but adorable creatures called Mayoi suddenly appear in San Fransokyo, Hiro is convinced that they're part of some nefarious plot by Liv Amara.

#8 - Big Chibi 6
Season 3 - Episode 7 - Aired Oct 12, 2020
Hardlight crashes Karmi's autograph session for her new chibi series.

#9 - Internabout
Season 2 - Episode 1 - Aired May 6, 2019
Hiro’s jealousy of Karmi’s internship at Sycorax leads him to intern at Krei Tech.

#10 - Countdown to Catastrophe
Season 1 - Episode 22 - Aired Oct 13, 2018
Obake unleashes his master plan upon San Fransokyo, bringing about destruction to the entire city unless Big Hero 6 stops him once and for all.

#11 - Better Off Fred
Season 3 - Episode 9 - Aired Oct 26, 2020
Fred meets the girl of his dreams, only to be rejected by her!

#12 - Major Blast
Season 2 - Episode 22 - Aired Jan 25, 2020
A new villain calling himself Major Blast appears in the city and targets Fred; the other members of Big Hero 6 try to figure out who is behind the Major Blast mask.

#13 - Obake Yashiki
Season 1 - Episode 21 - Aired Oct 6, 2018
After Big Hero 6 goes to a haunted house, Hiro keeps seeing his late brother, Tadashi, around the city.

#14 - Fan Friction
Season 1 - Episode 15 - Aired Aug 18, 2018
Karmi starts posting fan fiction about Big Hero 6, depicting Hiro as her boyfriend.

#15 - Something's Fishy
Season 2 - Episode 4 - Aired May 9, 2019
Aunt Cass sets Hiro up with 14-year-old Megan which leads him to wonder if he is missing out on being a normal kid. Big Hero 6 must deal with an upgraded High Voltage.

#16 - Seventh Wheel
Season 2 - Episode 2 - Aired May 7, 2019
Professor Granville becomes increasingly pushy with her suggestions for Big Hero 6 as she helps them try to figure out a mysterious series of food-related burglaries.

#17 - Nega-Globby
Season 2 - Episode 5 - Aired May 10, 2019
Honey Lemon sets out to cure Globby and make him human again. However, Big Hero 6 must now face a new different evil glob-like villain.

#18 - Portal Enemy
Season 2 - Episode 20 - Aired Jan 11, 2020
Circus acrobat and physicist Sirque steals a secret project from Krei and uses the technology to commit thefts all over the city.

#19 - The Hyper-potamus Pizza-Party-torium
Season 3 - Episode 1 - Aired Sep 21, 2020
Hiro and a short-handed Big Hero 6 team attempt to stop Noodle Burger Boy and his new family.

#20 - Big Problem
Season 1 - Episode 18 - Aired Sep 15, 2018
When a monster wreaks havoc in San Fransokyo, Big Hero 6 must go on a real-life monster hunt.

#21 - Supersonic Sue
Season 2 - Episode 9 - Aired May 16, 2019
Big Hero 6 attempt to thwart a bank robbery and are defeated by Supersonic Sue, a old school roller-skating villain.

#22 - City of Monsters (1)
Season 2 - Episode 12 - Aired Sep 4, 2019
Karmi and Hiro team up to help treat someone overrun with genetically engineered parasites. Big Hero 6 must fight a city being attacked by monsters.

#23 - Failure Mode
Season 1 - Episode 7 - Aired Jun 23, 2018
Hiro becomes demoralized when his latest school project fails spectacularly; the team must take on the incompetent villain, Globby.

#24 - Aunt Cass Goes Out
Season 1 - Episode 8 - Aired Jun 30, 2018
After Aunt Cass nearly discovers Hiro's secret membership in the Big Hero 6, Hiro tries to set her up with someone to distract her.

#25 - Steamer's Revenge
Season 1 - Episode 19 - Aired Sep 22, 2018
Hiro and the others plan the ultimate birthday surprise for Wasabi by recovering his car from the bottom of the bay, but Baron Von Steamer ruins the celebration.