Lost Lands: Mahjong frames its solitaire play as a journey to help elves survive on a lost island. Rather than presenting tile layouts as isolated challenges, it gives them an adventure setting with an overarching plot, a cast of characters, and a world to explore. Dangerous creatures and fairy-tale figures add to that fantasy backdrop.
The core activity is solving mahjong tile sets, with quests and other adventures offering further goals and prizes. The game also includes puzzles and mini-games, while collections and achievements give players additional things to pursue. Its listed design spans hundreds of tile sets and more than 200 quests, placing repeated solitary puzzles within a broader progression of tasks and rewards.
Lost Lands: Mahjong is listed as single-player, so its format centers on an individual working through tile challenges and adventure content rather than coordinating with other players.