|The following information is from the Adventure Time comic book series. It may not be part of the same canon or continuity as the animated series.|
Adventure Time: Marceline Gone Adrift Issue 1 is the first issue of the 2015 mini-series.
Marceline is on a rampage for mysterious reasons, and the kingdom of Ooo is desperately scrambling to stop her. In trying to save both Ooo and Marceline herself, PrincessBubblegum accidentally propels Marceline into the farthest reaches of space...and strips her of her powers! Guilt-ridden, Princess Bubblegum sets off on a space rescue that’ll test the power of her mind...as well as the power of friendship.