Chess 2: The Sequel create a more dynamic opening game, decrease the emphasis on openings memorization, and reduce draws. In "Chess 2", players may choose from six unique armies, such as an army with two kings and an army whose knights, bishops, and rooks may move like each other when adjacent. A new win condition has been added: a player wins if their king travels past the fourth rank. This was intended to prevent traditional "solved" chess endgames, which can be played by consulting a chess tablebase, and therefore does not require player skill. A third rule change from standard chess is the dueling
Kung-Fu Chess Chess contained six different game types: in addition to the four existed in Shizmoo's Kung-Fu Chess, also included Fast Standard, and Four-Way Crazyhouse. On May 27, 2014 Tempest was discontinued by its owner. In 2010 a game similar to Kung Fu Chess dubbed "Ninja Chess" has been developed for iPhone and iPad. It is published on the App Store by Nordlysa Entertainment, but has been abandoned by the creator and is currently unavailable from the Store. This project brings the concept of Real-Time Chess to touch interfaces and includes the ability to play Head-to-Head (each player facing his own board).