hydro-powered robotic synthformer, programmed to serve as Hiro's personal bodyguard, butler, and chauffeur. However, prior to the project's completion, Hiro's father died and the young inventor programmed Baymax's artificial intelligence using the brain engrams of his recently departed father. With the thoughts and emotions of Hiro's father, Baymax became much more than a robotic bodyguard. He also functions as Hiro's best friend and father figure and is by his side nearly every hour of every day. Baymax also feels a deep attachment to Hiro's mother; however, Hiro and Baymax decided it was not in their best interest to inform her that her departed husband's memories were used as the basis for Baymax's artificial intelligence. Ebon Samurai In his prior life, the Ebon Samurai (Kiochi Keishicho) was a Tokyo police officer who was slain by Silver Samurai during an attack by HYDRA. After making a deal with Amatsu-Mikaboshi, Kiochi was allowed to return to Earth and exact vengeance upon the Silver Samurai. Wielding a demonic katana and permanently bonded to a black variant of his foe's armor, Kiochi was reborn as the Ebon Samurai. Upon learning that Silver Samurai had become the bodyguard of the Japanese prime minister, Kiochi abandoned his quest for revenge, realizing that murdering Harada would constitute a betrayal of his country. He becomes a part of the team but subsequently leaves them to accompany Sunpyre when she returns to the Microverse. Sunpyre An alternate reality version of Sunfire's deceased sister Leyu, Lumina is the crown princess of Coronar, a planet hidden deep within the Microverse. As a result of being pulled out of the Microverse through Honey Lemon's purse, Sunpyre worships her as a goddess and joins the Big Hero 6 team out of gratitude. She and the Ebon Samurai later leave the team to return to the Microverse to oust the villains who had taken over Coronar during her absence. Wasabi-No-Ginger A trained chef who uses various swords to fight. He can also give form to his Qi-Energy, usually materializing it as throwing knives that can paralyze opponents. Fred Nicknamed Fredzilla, he can transform into a Godzilla-like Kaiju and manifest a dinosaur-like aura. Supporting characters Maemi Takachiho – Hiro's mother and the widow of the deceased Tomeo Takachiho. She is very much aware of Hiro's heroic adventures and simply wants him to have a normal childhood. She is unaware that Baymax's brain patterns are based on