The Ax Bass is an heirloom in Marceline's family. It was originally a family axe before Marceline converted it into a bass guitar, which Hunson Abadeer believed to be "some kind of lute." The iconic bass makes its debut in "Henchman", where Marceline sings the "Fisherman Song" for the Peanut Baby. Later, she orders Finn to kill the Dimple Plant Monster with it, but he refuses. In the episode "It Came from the Nightosphere," she plays the "Fry Song" with the bass. When Finn summons her...
