Adventure Time: Fionna and Cake is upcoming streaming spin-off television series of the Cartoon Network series Adventure Time. The series has no release date yet, but it will premiere in the United States on HBO Max.
Fionna and Cake – with the help of the former Ice King, Simon Petrikov - embark on a multiverse-hopping adventure and journey of self-discovery. All the while a powerful new antagonist determined to track them down and erase them from existence, lurks in the shadows.
- Simon Petrikov