MTL - The Sword Dynasty - v8 Chapter 101 Upstream

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.

- Description from Novelupdates

Lin Xuan was transmigrated to a fantasy world and had a one-night stand with the powerful Ice Empress.

Kirby Jon transmigrates to a parallel spacetime and is chosen to act as a bank robber in an exercise. Kirby Jon, who has obtained the God-level acting system, would receive a generous reward if he can act as a robber and attain an S-level score.

Government intelligence agencies realized that Konrad, the world’s number one wife robber, was endowed with a supreme weapon allowing him to turn the purest of maidens into hungry beasts: The Golden Rod!