I Became Invincible After Sweeping The Floor For 70 Years - Chapter 823 - : Mummified Tiger

Dreaming back to the Tang Dynasty, being an ordinary person, greedy for money, lustful, debauched and free.

- Description from novelbuddy

In the vast Marvel universe, where superpower was still slowly growing in its infancy, several peerless superheroes tried to find their path in The Marvel Universe. A young adult named Ron from modern Earth unwittingly stumbles into such a world and begins his journey with an unknown power. This is a magnificent yet unknown true marvel world! This is the story of a normal young adult and his adventures!

- Description from Novelupdates

Lin Dong, who has mastered both the divine medical arts and martial arts, has traveled from the mountains to the city.With divine medical arts in his left hand and unbeatable martial arts in his right, he roams freely in the city.

She was originally the young miss of the Marquis Estate, but became a peasant girl due to a mixed-up at birth.