Background: This card game has been popular in the world for nearly a hundred years. Its rules are simple and easy to understand

Tarot cards

There are also many games that help develop a sense of space. When children play cards or card games

Analysis: After Su Qinglang drew the "4 of Clubs" from the president

Substitution is a key issue in many games. It requires special attention when designing games. Whether it is a word game or a card game

Rummy is a classic cardgame where the objective is to be the first to get rid of all your cards, by creating melds, which can either be sets, three or four cards of the same rank, e.g. ♥8♠8♦8, or runs, which are three or more cards of the same suit in a sequence, e.g. ♥A♥2♥3. Aces are low, and sequences can not wrap around. There are many, many variations of Rummy that exist, this particular implementation is Basic Rummy, or Traditional Rummy.