Matches come from the tags Steam players vote on each game, weighted so a rare tag counts for far more than one that sits on half the store. A game's popularity never moves it up this list.
The closest matches to Vessel on Steam are Teslagrad, The Howler, Rochard, Cogs, Volt. They rank highest because their Steam community tags overlap most with Vessel's, and shared tags include Steampunk, Platformer, Puzzle.
How are games like Vessel chosen?
Every game is described by the tags Steam players vote on it. Rare, specific tags such as Steampunk, Platformer, Puzzle count far more than catch-all ones like "Indie" or "Singleplayer", and each game is scored on how closely its whole tag profile matches Vessel's. Popularity never affects the ranking.
