Diamond Keepers is a four to six player tabletop turn based card game, where each player takes the role of the protector of a kingdom and their most valuable resource Diamonds. The legend says that the one who possesses one diamond from each kingdom will rule the world. This game is turned based, and in each turn the players can use different types of cards to either steal other player diamonds, protect themselves or their allies, or even alter the flow of the match. —description from the publisher