MTL - The Strongest Sect of All Times (Eternal Strongest Sect) - Chapter 6 Follow the rules of this world!

The Main Character, Watari Karito, is a veteran player of a Military Shooting VRMMORPG.

Zhao Yu transmigrated to the body of a down-and-out loose cultivator in the Canglong Mountain range of the Cultivation World, and discovered that he had awakened the ability to devour the Dao fruits, which allowed him to enhance his cultivation talent by consuming heavenly materials and earthly treasures, as well as elixirs. Ultimately, through the power of devouring the path’s fruit and his own efforts, he became a colossus in the world of immortals.

Ever since she transmigrated, she was blessed with an inbuilt anti-poison detector.

Beep beep – What? Her father’s concubine was evil and her half-sister was vicious?
Beep beep – Ah! She was in an arranged marriage and her husband did not love her?

Who cared? She could kill those evil creatures instantly with her high intelligence.

Her unparalleled beauty attracted countless suitors and her popularity topped the charts. No one was immune, even the emperors and princes were all captivated by her…

- Description from Novelupdates

Vainqueur Knightsbane is your average dragon: a giant, fire-breathing lizard who loves to take naps on his golden hoard, kidnap princesses for fun, and make the life of adventurers miserable. Vainqueur's only pleasure in life is to watch his treasure get bigger, one coin at a time.

So when a would-be thief turned unwilling minion tells him about "classes," "levels," and "quests," Vainqueur wonders if maybe, just maybe, he should consider a career change.

After all, why bother hunting monsters for free when you can get paid for it?