Starting from Mixed Martial Arts and Going Berserk

The protagonist travels to a world that is both familiar and unfamiliar at the same time. Familiar because there are many familiar names in this world. But it's strange because these names should not appear in the same world. And our protagonist gets a magical golden finger. Let's see how the protagonist Ye Ziyi lives in such a world. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.