How to play Gin Rummy with standard Gin rules, variations on the official rules, how to score Gin and use score sheets. Learn the object of the game gin rummy from an expert card player in this free instructional video. Expert. When three people play gin rummy, the dealer deals to the other two players but does not take part in the play. If you draw from the stock, you add the card to your hand without monopoly promotion it to the other players. When a player takes the third last card of the stock and discards without knocking, leaving two cards in the stock, the other player has one final chance to take the discard and knock. Note that some people play with different scoring systems. The player adds this card to his hand and discards. If you took the top card from the discard pile, you must discard a different card - taking the top discard and putting the same card back in the same turn is not permitted. Know the object of the game. The goal of the game is to collect a hand that is mv casino up entirely of sets and runs.