Marceline is another important character in “Adventure Time”, and she is a vampire that was one of the only survivors of the Great Mushroom War. She has blonde hair and pale skin, and she wears a red outfit. Marceline is a skilled musician and she plays the bass guitar. She also has the ability to turn into a bat and fly, and she can suck the red from other creatures and objects. Marceline is friends with Finn and Jake, and she often travels with them on their adventures. She can be a bit brash