Adventure Time - Season 9 (2026)

A major developmental pillar of Season 9 was the eight-part miniseries .

The development of was characterized by a transition toward high-concept miniseries and a "storyboard-driven" production model led by showrunner Adam Muto . Production Workflow Adventure Time - Season 9

: Sandra Lee served as the art director for this arc, which featured guest animation and specialized background designs by former lead designer Ghostshrimp . Narrative & Character Development A major developmental pillar of Season 9 was