The coolness of magic naturally attracts fans to play cards. Playing cards

When everyone started throwing cards in unison and said "Throw away your worries"

Wenhua said that

Afterwards

Reflection on the American political system: "House of Cards" also allows the audience to reflect on the real-life political environment of the United States by showing the various flaws of the American political system. These flaws include the "financial aid to the world" of American politics

Afterwards

The Spring Festival is a festival celebrated by the people of the whole country

From the above two paragraphs

In order to practice his card-flying skills

However

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.