Watch Adventure Time: Fionna and Cake

TV-PG
2023
2 Seasons

Adventure Time: Fionna and Cake is an animated fantasy-comedy series that aired on HBO Max in 2023. The show is a spin-off of the popular Cartoon Network series Adventure Time and focuses on the gender-swapped fan-favorite characters Fionna the Human and Cake the Cat.

Set in the magical Land of Ooo, the show follows the heroic duo as they embark on thrilling adventures, battle evil monsters, and help others in need. Fionna is a courageous, adventure-loving girl who is always ready to lend a helping hand. With her adoptive cat-sister Cake by her side, the two take on any challenge with bravery, humor, and teamwork.

Cake has the magical ability to stretch, grow, and morph her body into any shape. This proves invaluable on their journeys as she can form bridges, shields, even a fist to punch monsters! Her shapeshifting skills complement Fionna's swordsmanship and grit.

Throughout their adventures, Fionna and Cake meet an ensemble of colorful characters. There's Prince Gumball, the benevolent, intellectual ruler of the Candy Kingdom. Marshall Lee, a mischievous vampire king who loves to tease Fionna but will help her when it counts. And the Ice Queen, an eccentric old wizard who pretends to be evil but is generally harmless.

The show retains Adventure Time's signature surreal, post-apocalyptic setting but with a fresh feminine twist. The Candy Kingdom is made of sweet cotton candy. The Ice Kingdom glistens with sparkling ice crystals. Lumpy Space is a magical land that exists in a purple cloud. Strange and wonderful creatures inhabit these realms like cinnamon bun people, living vegetables, and laser-shooting sharks.

At its core, the show is about the power of loyal friendship. Fionna and Cake share an unbreakable bond as sisters. They fully support each other, share secrets, and will fearlessly protect one another. Their teamwork always saves the day!

The show's humor appeals to both kids and adults. Silly gags and physical comedy will get the young viewers laughing. While older fans can enjoy subtle mature jokes and the heartfelt moments between characters. The show's writers weave in wise life lessons among the adventures.

With bright animation, lovable characters, action-packed stories, and lots of heart - Adventure Time: Fionna and Cake offers entertainment for the whole family. As the two heroines always say before leaping into action - "Adventure time!"

Adventure Time: Fionna and Cake is a series that ran for 2 seasons (17 episodes) between August 31, 2023 and on HBO Max

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7. The Wolves Who Wandered

December 4, 2025

When DJ Flame goes missing, Fionna turns to magic -- and an unlikely ally -- for help with the search. As Huntress attempts to navigate the Heart of the Forest alone, Marshall learns a critical truth about his mother.

6. The Bird in the Clock

November 27, 2025

While Fionna's latest bid to save the lot throws Marshall for a loop, Huntress Wizard chases the Cosmic Owl. Later, Fionna and Huntress attempt to save Finn from an impending Croak Dream.

5. The Butterfly and the River

November 20, 2025

After several setbacks, Fionna's quest to save the lot takes a costly turn, while Huntress and Cake begrudgingly join forces to explore an enigmatic vision of the future.

4. The Cat Who Tipped the Box

November 13, 2025

A heartbroken Fionna takes a walk down memory lane, while Cake explores a career in television. Later, Huntress Wizard searches for a way home.

3. The Lion of Embers

November 6, 2025

Given just a week to save the lot, Fionna puts together a fundraiser while revisiting an old flame. As a nervous Cake goes on a first date, Huntress Wizard struggles in a magic-free world. Back in Ooo, PB and Marceline face down a hoard of eager Princesses.

2. The Crocodile Who Bit a Log

October 30, 2025

While Fionna, Cake, and their friends strategize different ways to take back their lot from Queenie, Huntress Wizard travels to the Heart of the Forest and contends with a secret order of Wizards.

1. The Hare and the Sprout

October 23, 2025

After saving their world from Scarab, Fionna and Cake attempt to find a place for themselves in it while helping their friends make a home out of an abandoned lot. Back in Ooo, Huntress Wizard makes a shocking discovery -- and turns to Simon for help.

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Where to Watch Adventure Time: Fionna and Cake

Adventure Time: Fionna and Cake is available for streaming on the HBO Max website, both individual episodes and full seasons. You can also watch Adventure Time: Fionna and Cake on demand at Max, Prime Video and Hulu.