"I wouldn't get too attached to little Bunsen if I were you!"
— Amanda

Amanda Killman is the main antagonist of Bunsen Is a Beast.

Her voice is portrayed by Kari Wahlgren.


Amanda is a thin girl with a pale skin tone. She has blonde hair tied into two little pigtails held by blue bands. She wears a dark blue bow and has freckles. She has dental braces and a slight lisp. She wears a school-girl like uniform with a white T-shirt, red vest, striped blue skirt, light blue socks, and black Mary Jane shoes.



She and Bunsen are likely enemies, although Bunsen doesn't view anyone as enemies at least of what he thinks. Her main agenda is to rid Bunsen out of town at any attempt she makes, even if she ends up failing and getting caught.


She and Mikey are enemies. However it is implied that she may have a secret crush on him in "Bunsen Screams for Ice Cream", where she accidentally mentions that he looks good in gym shorts. It is also implied in "Beast Busters", she whispers "Mama likes" when noticing that Mikey has a glistening tan. It is also implied from "Fright at the Museum" when Mikey is disguised as a lamp in an exhibit, Amanda says the lamp looks attractive. In "Beastern Standard Time" in an alternate Muckledunk dominated by donuts, she romantically reacts to a portrait of Mikey.


Beverly is a minion to Amanda. Although they are friends, Amanda usually gave her orders. Dr. Revenge Dr. Revenge is Amanda's pet kitten. His first appereance is in Happy Beastgiving


  • In Beast Busters, Amanda has teddy bear princess parties in the night.
  • In Tooth or Consequences, Amanda's locker is featured in Lockers of the Rich and Famous.
  • A common running gag throughout the series is Amanda's obsession with eating food that has negative impact thanks to her braces.
    • There is another common running gag where Amanda always says either 66 or 67 for an unknown reason.
  • In "Hall of Justice", it is revealed that her GPA (grade point average) is a 0.1.
  • In many episodes, Amanda has tried to get rid of Bunsen, but has failed many times.
  • Amanda Killman is an expy of Vicky from The Fairly OddParents. which Butch Hartman also worked on.


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