This keeps the thrill of the game alive always. There are countless possibilities that can be built over every game. Poker is a very interesting game basically because no matter how many rounds of the game you play at once and no matter how many poker games you play in a day, the game will always be different. The most popular game played to leverage on this low probability of cards is Poker. If you draw one card, the probability of drawing any card is 1/52. There are unlimited possibilities of drawing a set of cards. There is no other element to it and complex because there are numerous ways the games can be played. Simple because the cards are a deck of 13 numbers and 4 suits. The variation of 4 suits, 13 cards making a deck of 52 makes card games both, simple yet complex. There are different card tricks that keep people engaged for hours. Playing cards is a very fascinating game for people of all ages.