The Book Eating Magician - Chapter 3 - The Greedy Grimoire #3

In a world of swords and magic, where Dragon Knights and Grand Archmages wield powers capable of destroying the heavens and shaking the seas, the legends of their prowess echo throughout the ages.In this world, Sylvus, having crossed over from another realm, opens the Eastern Elixir Shop with a unique system that grants him mastery over ancient elixirs.Within this humble shop, elixirs from the eternal archives of Xianxia are available—each more powerful and mysterious than the last.A Nine-Star Saint Archmage toils away in the shop, working to repay his debt.A Nine-Star Platinum Knight pleads with the shopkeeper, desperately hoping to buy just one elixir.Even God Mages and Divine Knights engage in fierce battles just to secure the coveted Nine-Transformation Golden Elixir before others.

Li Wei travels through the Marvel world and accidentally awakens the Kamen Rider inheritance system.

As a result, he silently founded Feidian Intelligence, Fantasy Group, World Tree, Namba Heavy Industries, Zhinao and many other companies.

A terrorist consortium spanning many fields is slowly born in the shadows!

Tony Stark: Iron Man, no! From now on, I will be Kamen Rider 01!

Norman Osborn got amzons cells, developed them with all his strength, and turned into a Kamen Rider grandma!

In the face of mutants, the military developed Gaia memory, core coins, and created an army of adulterated bodies!

…………

A few years later, when Thanos led the army of darkness to Earth!

Everyone on the earth raised the drive in their hands, their eyes glowed red, and they looked at Thanos eagerly!

Thanos: ? ? ! …

- Description from novelbuddy

In his past lifetime, he was an exceptional prodigy who practiced both medicine and martial arts. In this lifetime, on earth, he used his superb medical expertise and extreme martial arts achievements from his past lifetime to excel in the medical field and the ancient martial arts world. He moved his way towards the pinnacle!