: You must arrange numbered carriages so they couple with a locomotive in a specific sequence. This requirement transforms simple pathfinding into a complex study of timing and spatial logic.

The game’s depth is often described as a "first-class" intellectual challenge masked by a "warm color palette".

: Representing the friction and redirects we encounter in any planned journey. Complexity Under the Calm

: Portals that require thinking across disconnected spaces.

: The "eight worlds" represent a progression of complexity. Each world introduces new metaphors for navigation: