Season 9 leaned heavily into established lore and character maturity:
A major developmental pillar of Season 9 was the eight-part miniseries .
The season followed the established creative pipeline at Cartoon Network Studios :
: These outlines were expanded into full storyboards by artists like Sam Alden , Polly Guo , and Steve Wolfhard . The storyboarders were responsible for writing the dialogue and physical action, making them the primary "writers" of the series.