Tile-matching video game casual games, tile-matching games are designed to be easily accessible and easy to play, which conflicts with a traditional video gaming ethos that demands games to be challenging and punishing. Match-three games are NP-hard when generalized to an n × n playfield and played such that the player knows in advance all the tiles that will appear, with no random chance involved. In particular, it is NP-hard to determine: Tile-matching video game 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
Scrabble variants Scrabble variants Scrabble variants are games created by changing the normal Scrabble rules or equipment. Anagrab is a word game which is usually played with Scrabble tiles. The name is an amalgam of the words 'anagram' (the basic game mechanism) and 'grab' - because a player's words may at any time be 'grabbed' by opponents. The game was first described in 1976 in Richard Sharp's The Best Games People Play, but his description suggests that he did not invent it. Letter tiles are placed face down and turned over one at a time. At any point (there are no turns)