Story perspectives

HBO Max Orders 10-Episode “Adventure Time” Bubblegum-Marceline Series

6/24/2026

Summary

Bubblegum Marceline Adventure

HBO Max ordered a 10-episode straight-to-series Adventure Time: Bubblegum and Marceline on June 24, 2026.
The order was announced at the Annecy International Animation Film Festival during a Warner Bros. Animation showcase.
Cartoon Network Studios will co-produce the series with HBO Max.
The series follows Princess Bubblegum and Marceline on a new adventure across Ooo and joins earlier extensions such as Fionna and Cake, Distant Lands and Side Quests.

Summary

Adventure Time Expands

HBO Max ordered a ten-episode animated comedy series to extend the Adventure Time brand and deepen its streaming library.
Executive Vice President Amy Gravitt said the series is a joy to continue the Adventure Time journey with Cartoon Network partners.
President Sam Register noted the new show will expand the franchise’s inventive world.
Both executives highlighted creator Adam Muto’s boundless imagination as the driver of new narrative territories.

Summary

Adventure Time Spinoffs

The Bubblegum and Marceline spinoff was announced days after Disney+ and Hulu launched Adventure Time spinoff Side Quests, which premieres next week.
Cartoon Network Studios is developing a preschool series, Adventure Time: Heyo BMO, for early-child viewers.
The spinoff joins 2010s cartoon revivals like Regular Show’s The Lost Tapes and Gumball’s Wonderfully Weird World.
Adventure Time aired 2010-2018, later featuring Distant Lands specials (2020-2021) and Fionna & Cake seasons (2023, 2025).

History

Historical Context

Cartoon Network launched on October 1 1992 as the first 24-hour cable channel dedicated to animation, using Turner’s Hanna-Barbera library. The success of “Space Ghost Coast to Coast” led to Adult Swim’s debut on September 2 2001 for adult viewers. By 1998 the channel reached 54 million households, cementing its role in Warner Bros.’s animation portfolio.

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Bubblegum Marceline Adventure

HBO Max ordered a 10-episode straight-to-series Adventure Time: Bubblegum and Marceline on June 24, 2026.
The order was announced at the Annecy International Animation Film Festival during a Warner Bros. Animation showcase.
Cartoon Network Studios will co-produce the series with HBO Max.
The series follows Princess Bubblegum and Marceline on a new adventure across Ooo and joins earlier extensions such as Fionna and Cake, Distant Lands and Side Quests.

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