If you loved The Grim Adventures of the Kids Next Door, try Scooby-Doo! The Sword and the Scoob
A bridge between a film you've already seen and one most people haven't. Here's what they share, and what the second one does that the first one doesn't.
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The Grim Adventures of the Kids Next Door
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Scooby-Doo! The Sword and the Scoob
What they share
Both films are directed by Maxwell Atoms, and they both carry the playful mood tag, and they sit in Adventure / Animation / Comedy / Family / Fantasy territory. If that's the register that drew you to The Grim Adventures of the Kids Next Door, the second film will land in a comparable space — through a different lens.
playful
What Scooby-Doo! The Sword and the Scoob is
Medieval castle walls at dusk with clanging swords. The gang is transported back in time. A classic cartoon adventure unfolds with a Hanna-Barbera twist.