A tile-matching video game is a type of puzzle video game where the player manipulates tiles in order to make them disappear according to a matching criterion. In many tile-matching games, that criterion is to place a given number of tiles of the same type so that they adjoin each other. That number is often three, and these games are called match-three games.

The core challenge of tile-matching games is the identification of patterns on a seemingly chaotic board. Their origins