1990 Hong Kong comedy film directed by Wang Jing, starring Stephen Chow, Andy Lau, Zhang Min, Chen Farong, Wu Mengda, Xiang Huaqiang, Cheng Dong and Ke Shouliang.

After Gao Jin defeated the gambling demon Chen Jincheng in the high seas, he took the knife as an apprentice, brought it back to the United States to teach his lifelong skills, and then retired to travel around the world, and the bodyguard Dragon Five protected the knife to re-emerge as a gambler and continue to devote himself to charity.
Chen Jincheng's righteous son Hussein, bent on avenging his father, saw that the knife was overwhelmed and sent a killer to assassinate the gambler.
On the other hand, Zhou Xingzu, who is known as the gambling saint and has special functions, lives a depressed life, wants to worship the god of gambling as a teacher to learn gambling skills to improve his life, he and the third uncle send video to bring a knife to introduce, the two compete without winning or losing, A Xing relies on not going to impress the knife to take him to see the god of gambling, after some twists and turns, the two experience chase and kill Li to escape, Dragon Five to cover them to be caught.
The knife learned that someone wanted to impersonate his identity to cheat money, decided to expose their plot, the two came to the small casino to prepare to get some start-up funds, did not want the third uncle to be framed and broke the ring and lead to the loss of special functions, thus affecting the failure of Ah Xing's special functions, fortunately, the knife wit covered half of it and still won money.
Hussein gathered the rich man on the boat and sailed to the high seas, unveiled the statue of the god of gambling to prove that he was a gambler, and wanted to use this as a gimmick to cheat money, and at this time the knife came to prove that he was the real gambler, the two gambled, the knife lost to the electronic device, and was about to call the god of gambling when he saw that Dragon Fifth and Uncle Three were controlled, so he had to put down the phone and give up.
The two suffered a blow and lost their souls to vent in the rain, and finally rekindled their fighting spirit and decided to give it a go, the knife borrowed twenty dollars from Hussein, and the electronic equipment quickly won hundreds of thousands. Ah Xing regained his special function due to the nourishment of love, came to help the knife, found that the opposite army also had a special function to stop them, the two acted separately to play the army so that the knife could successfully win 25 million, joining the gambling table with Hussein.
Four people duel, the army and Ah Xing both began to work, destroying the cards in each other's hands, the result of the knife and Ah Xing's skills are superior, provoking the army to say dirty words and lose their special functions, Dragon Five's sister Long Jiu rescued Dragon Five and Uncle Three, and finally Xiao Dao and Ah Xing joined forces to subdue Hussein, and Ah Xing finally met the coveted gambler himself.