On the Gambling Table, the Unknown World

Looking for a Book About Crooks

The male protagonist is very knowledgeable about killing and raising pigs, but one day he was caught cheating in someone else's casino, and he was about to cut off his hand. He also played a bet with them, and found out that he cheated, but only told them, betting that he would plead for him, so he joined their place to catch the cheat and teach him how to kill pigs.