How about Duchang Mahjong Rotten Beard?

Duchang Mahjong rotten Hu, you need to carve more than five cards, and the lettering can't be the same. The instant words are: seven lettering of white melon in the middle of southeast and northwest. Other cards are all 10,000 barrels, that is, there are at least two numbers in the middle, such as nine barrels, six barrels and three barrels, which can form a bad card.

Plus, if there are seven lettering, plus other unrelated cards, the draw is called seven-character, the dealer quadruples and the leisure family doubles.

The game is introduced:

Mahjong is a game invented by China in ancient times. It is a brand entertainment appliance. It is a small rectangular box made of bamboo, bone or plastic, with patterns or words engraved on it. Each pair 136 (74 in some areas) has eight more cards, namely, Mei Zhu Lan Ju in spring, summer, autumn and winter, totaling 144. The rules of the game are slightly different in different regions.

Mahjong tiles mainly include "cakes (paper money)", "strips (ropes)" and "Wan (Wan Guan)". In ancient times, mahjong was mostly made of bones and bamboo backs. It can be said that mahjong tiles are actually a combination of cards and dominoes. Compared with other forms of dominoes, mahjong is the most complicated and interesting. Its basic gameplay is simple and easy to use, but there are many changes and the collocation varies from person to person. Therefore, it has become one of the most attractive boxing forms in the history of China.