Adventure Time: Marceline Collection

Marceline shows up and informs that the tree fort was once hers and she wants it back.

Against Marceline's wishes, Finn conjures her father, the Lord of Evil, and attempts to reconcile their rocky relationship. But when the Lord of Evil discovers his daughter has turned the family axe into a bass guitar, he takes it from her and starts sucking up all the souls in Ooo! Now, Finn must find a way to stop the Lord of Evil and get Marceline's guitar back

Ice King and Marceline share a tender - and revealing - few moments reminiscing.

Marceline's Closet: Finn and Jake spend a nerve-wracking afternoon trapped in Marceline's closet.

The princesses are sick and tired of Ice King's crazy Fionna & Cake stories, so Marceline stops by the Ice Kingdom to show him how it's done.

A look at what Ice King and Marceline were like 996 years ago.

Finn & Jake do battle with a powerful door lord.

To save Marceline from a sleep spell, Finn and Jake must enter her mind and find the wake spell deep inside her memory.