Pieces can shoot after they have captured. H Halfgi . A hybrid of Chessgi and Ralph Betza's Half Chess. By Peter Aronson. Hitpoint Chess 1 .
Pieces have hitpoints, like in a wargame.
Hostage Chess . Pieces taken are held hostage and can be exchanged against other pieces and then dropped. With sample games and tactical tips. By John Leslie. The Iron Knight , and other variants with uncapturable pieces.