A common card game in the Philippines called "Pusoy Dos," for example, is similar to rummy but has its own twist thanks to the addition of strategram slots 1-3 vs 2-4y and bluffing elements. Because of its versatility, Rummy has been able to thrive in a variety of settings, making it a game that appeals to players from all walks of life. Once a recreational activity, rummy has developed into a competitive sport with tournaments held all over the world.