City? Another World?

Living in the city, cultivating in another world, the son of a family in the city, and the emperor of the empire in another world. "My brother's name is Gu Chen, also known as Legend, and nicknamed Invincible!" "I have all the big clans in the city at my disposal, and all the sects from other worlds, I have the power to overwhelm them!" A character you have never seen before, a character that is extremely shameless. "If you can't win after fighting, if you can't win against me, what's the point of living?" This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.