MTL - Naruto, Make Senju Great Again - Chapter 33

‘In the face of death, I have learned not to fear, but to embrace the power it grants me’ — EthanEthan, a weary office worker from the modern world, transmigrates into the body of Kai, a failed disciple in a ruthless cultivation world. His second chance is short-lived when the assassin comes after him right after his transmigration.In his final moments, Ethan awakens the Godly Revival System, which gives him the power to revive once every week and even lets him buy his Killer’s Cultivation, Talent, Mastery of Cultivation Techniques, and many more.With this newfound strength, Ethan vows to grow stronger, protect his new family, and make up for the regrets of his past life.But can Ethan truly protect his new parents and rewrite his fate in this dangerous world? Follow him on his journey to find out.

"When will people understand.... I'm only half insane?"

The youngest Wiseman of the continent, Chu Tian, has traveled 30,000 years back in time to the age of antiquity due to an accident.

This is a prosperous era. Rare herbs, minerals, treasure relics and monsters can be easily found throughout the land.

However, this is also an undeveloped era. Communications, traffic, martial arts and technology are in its early stage of development. Prosperous cities lack lighting while its citizens are uneducated.

Our decisive MC using his future knowledge creates Magic powered light bulbs, magic powered telephones, magic powered cannons, magic powered computers, artificial intelligence, psyche internet. 30,000 years worth of knowledge allows him to create miracles and shine brightly in this era. Allowing him to conquer the land and sit firmly on the throne of the 10 realms.

- Description from Novelupdates

It’s a story about a man who got transported into a novel and possessed a slum boy. He met a noble girl and served her as a butler for 13 Years. Now the girl has already fallen from her noble life and lives in an abandoned mansion with paralyzed legs. Why did she become like that? Of course because she is the villainess in the novel.