Umbrella: Heathcliff carries a special umbrella that can double as a shield to block attacks and has a hidden sword.Chemical immunity: Heathcliff's tuxedo can block exposure from hazardous substances, making him immune to venomous attacks and chemicals from Cobra's robotic snakes.When wearing his spy suit, Heathcliff gains the following: Athletic skills: Heathcliff's athletic skills allow him to evade multiple attacks with small effort.Sword Mastery: Heathcliff has been shown to be skilled with a sword, enough to slice multiple robot cobras at once.This includes passing as a doctor, banker, and hot-air balloon enthusiast. Frederickson, Heathcliff was trained in method acting in order to infiltrate enemy lines undetected. This was all when he was driving a limo, a normally ill-suited car for speed, displaying his resourcefulness. Sparkles' race cars, he was able to deduce when to swerve and avoid an oncoming truck. Expert driving skills: In ' The Fate of the Roommates,' Heathcliff demonstrated adept navigational skills and was shown to be adaptable to whatever vehicle he was in.Heathcliff has no powers, but has several special skills due to his past job as a spy. He is also allowed to use many of the Frederickson's belongings, such as the bathtub in their limo. He would return the insult in kind after outracing the competitor.ДЇred considers Heathcliff a part of his family and gets excited to see him sometimes. This was especially evident in ' The Fate of the Roommates,' when he was mocked by the wealthier competitors, Heathcliff-maintaining his tranquil cadence-self-admitted he will relish victory over the naysayers.

He also does not accept any disrespect for his merit as a butler or any butlers from the more intolerant types of San Fransokyo elite. Yet he is not above making dry quips or humor, and shows excitement while talking about the things he enjoys.

He is loyal to the Fredericksons and serves their needs, but appears stoic or emotionless in most occasions. Heathcliff is a well-groomed and refined man who puts courteousness and polite manners above everything else.

His appearance has been identical for several years, but he explains that it is because he moisturizes all the time. He wears a classic black tie outfit, which is visibly tight on him. Heathcliff is a balding Caucasian man with slick brown hair parted in back, brown eyes, and a small, pointed mustache. Frederickson proceeded to train Heathcliff to serve as his right-hand during his career as Boss Awesome, which gave Heathcliff even more proficiency for undercover work.Д«oss Awesome eventually retired from being a superhero and had a son with his wife, so Heathcliff, still working as the family's butler and chauffeur, watched as the boy grew, looking out for him and becoming close friends-especially since Fred's parents started spending more time away from home. Frederickson himself following his graduation. Heathcliff was sent to butler school and was selected by Mr. This impressed Boss Awesome, who welcomed Heathcliff into his home to lay low from the spy life. During their encounter, Mongoose saved Boss Awesome's life from Cobra and defeated her. Eventually, one of Cobra's schemes involved making every volcano in the world to erupt at once, so Mongoose set out to stop her, though he knew that he wouldn't be able to beat her alone this time, so he sought Boss Awesome for help as he was the world's greatest hero.

Years before, Heathcliff worked as a spy and foiled multiple plans of the thief Cobra, receiving the alias of Mongoose from his associates due to his multiple victories against her.

Hero from big hero 6