"得赌神毕生绝技(jì )的刀(dāo )仔(zǎi )（刘德华）在(zài )龙五（向华强）的陪同(tóng )下重(chóng )出江(jiāng )湖，代表师父以赌技(jì )致力慈善事业，人称赌侠。遇(yù )到欲拜赌(dǔ )神为师(shī )号称赌圣的阿星（周星驰）后，两人互展计谋绝技，打成平(píng )手。