Yu-Gi-Oh!: the Mastermind Behind the Scenes, I Played Bad Dimensions

Ye Xingyu travels through the world of Yu-Gi-Oh! And activates the god-level card DIY system! At the beginning, he transformed the insect race, and at the age of five, he defeated the adults in the black market until the deck was reset to zero! What? The deck is too weak? When I DIY my backhand, the God of Mechanics will teach you how to be a human being! What? Are you the BOSS? I DIYed the Star God on the spot and killed everyone in an instant! He is the secret designer of the Kaiba Group, the eleven-year-old world champion, and the chairman behind Duel Academy! Kagemaru: "He swallowed my three phantoms and used them as material!" Darkness: "My nothingness was made into a god card by him!" Paradox: "His deck is more underworld than my future!" Yubel, Earthbound God, and Red Dragon: "Please stop DIY! We are about to be eaten by you!" Ye Xingyu: "I'm sorry, from GX to 5DS, your dimensions, together with your cards, are just the 'material' for my evolution!" This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.