Two Realms Shuttle Gate: Don't Call Me a Demon! - Chapter 1449 - 765:

After putting a suggestion to add a mercenary in a bad Murim novel he read, Leo would finish a mission with his NPCs before sleeping. Or so he planned. For some reason, he was transported into the said novel as the extra mercenary added by the author. His loyal NPCs, a yandere secretary, a happy-go-lucky assassin, a sexy puppeteer, and two weapon maniac guys start to become sentient. He lead his mercenary band ’Hallowed Insects’ toward an an unprecedented future in a Murim most turbulent era while enjoying his time. Fortunately, they still have their futuristic equipment with them. Tang Clan have a Poison Dagger, they have a Photon Sword. Shaolin Sect has a Qi Blast, they have a Railgun. And of course... “How much are you willing to pay to employ us? By the way, Demon Sect pay us 50,000 Golds to join their side in the upcoming war.” ... he always sided with the highest bidder.

In the pursuit of wealth and land, cultivation was actually a very expensive luxury activity. Having unintentionally received the legacy of the legendary cultivator, alchemist, and medical scholar Ge Hong, the simple mountain man Ge Dongxu began to earnestly make money. While most people were still in high school, he had already started to earn money for his alchemy and cultivation as he studied. While most college students were worried about the expenses of having a girlfriend, he had already become a boss. When most college graduates were busy sending out resumes in search of a job, and rich second-generation kids were showing off sports cars in front of beauties, he had already become a super-rich heir, and of course, a supreme medical saint hidden in plain sight.

He transmigrated into the dangerous world of Naruto and became a member of the Uchiha clan in Konoha.Fortunately, the night of the clan’s massacre is still years away—and he possesses an extraordinary talent, unrivaled in the village!

The world that nurtured the civilization which reached the pinnacle of magic was on the verge of destruction.
The last survivor transmigrated to the past, when the magic civilization started growing, as countless mages were still fumbling their ways through the thorny paths of magic knowledge.
He, who came from the end of the magic era, aim to reach the pinnacle of magic.