The episode where the Heelers play “Shadowlands” is “Shadowlands.”
It is the fifth episode of Bluey’s first season, written by Joe Brumm. Bluey plays the outdoor game with Coco and Snickers at a park. The players must travel by stepping only on shadows, turning the picnic area into an obstacle course shaped by sunlight, trees and playground equipment.
The game’s rules are central to the story. Bluey encourages Coco to solve problems within the limits of the game instead of taking shortcuts. That makes the episode more than a simple park adventure: it shows how children negotiate rules, fairness and creativity while playing together.
“Shadowlands” is commonly mixed up with “The Claw,” “Keepy Uppy” and “Pass the Parcel,” all of which are also games or play-centered episodes from the early part of the series. The title refers to the fictional game itself, not to a separate fantasy location in the Bluey world.