A player can declare their hand and end the round once they have successfully arranged their cards into sets & sequences. Since players must strike a balance between creating their own combinations & preventing others pc games apkfrom doing so, the scoring system, which is based on the value of unmelded cards still in opponents' hands, adds a strategic element. Strategic Elements. In order to win, players must carefully balance creating sets and sequences with keeping an eye on the cards that are still in their opponents' hands. The game is made more complex by this strategic component, which makes it interesting and difficult for players of all abilities.