What the hell does making games in the Shinobi World mean?
Kai: "I'm a freaking unlucky guy who transmigrated into the Shinobi World, and the system I got is actually one designed to make games and turn me into some super game developer? What kind of nonsense is this!?"
System: "Upon detection, this is Earth in the year 2024. Please complete the development of your first game as soon as possible, Host."
Kai: "Alright, alright, you want to play this game, huh? Fine! If I'm having a hard time, then I'll make the world feel the same pain the Uchiha way!"
From then on, the Shinobi World had a new Uchiha villain who used the Sharingan to create hellish games and exact revenge on the world