Overview: Hiro’s jealousy of Karmi’s internship at Sycorax leads him to intern at Krei Tech.
Overview: Professor Granville becomes increasingly pushy with Big Hero 6 as she helps them figure out a mysterious series of food-related burglaries.
Overview: Hiro and Fred enlist Karmi to find out what happened to Orso Knox, the man who was mysteriously turned into a monster.
Overview: When Aunt Cass sets Hiro up on a date, he begins to wonder if he’s missing out on being a regular kid.
Overview: Honey Lemon sets out to make Globby human again.
Overview: Big Hero 6 must stop a secret underground racing league.
Overview: When Hiro and Go Go accompany Krei to the woods to deal with Nedd Ludd, they run into The Hibagon, a legendary monster.
Overview: Mayoi, mysterious yet adorable creatures, begin to appear in San Fransokyo.
Overview: Big Hero 6 attempts to thwart a bank robbery and encounter Supersonic Sue, an old school roller skating villain.
Overview: Upon discovering Baymax’s ability to detect if a person is lying, Hiro attempts to use him to uncover proof of deceit.
Overview: Karmi and Hiro team up to help treat someone with genetically engineered parasites.
Overview: Karmi and Hiro team up to help treat someone with genetically engineered parasites.
Overview: Big Hero 6 must continue to fight off a city overrun with monsters.
Overview: When Fred runs into a string of bad luck, Megan reveals to Hiro that she’s trying to uncover the true identities of Big Hero 6 for her school’s newspaper.
Overview: Professional mech-wrestler El Fuego is intent on becoming the toughest fighter in San Fransokyo and decides he must beat the strongest challenger he can find, Baymax.
Overview: Nega-Globby takes control of Globby’s body to cause chaos around the city.
Overview: Evil villain Hardlight challenges the Big Hero 6 team to a real-life video game duel.
Overview: When Hiro finds a wrapped present in the closet, he assumes it's from Aunt Cass and takes it in order to figure out what it is. However, after a mix-up, the present becomes lost and Hiro enlists the Big Hero 6 team to track it down.
Overview: Momakase blackmails Hiro into helping her steal her family's knives from Yama's safe.
Overview: Megan confronts Hiro about being a vigilante and threatens to tell Chief Cruz the truth.
Overview: Fred's invisibility function on his suit glitches during patrol.
Overview: A new villain, Major Blast, appears in the city and targets Fred.
Overview: Supersonic Stu busts his grandmother, Supersonic Sue, out of prison.
Overview: Chief Cruz and the police get the upper hand in their battle with both villains and Big Hero 6 when they begin using Buddy Guardians, powerful new robots produced by Krei Tech.