A Hospital in Another World? - Chapter 535: The Alchemy Guild Visits, Financial Crisis Resolved?

Finding himself in an Last Airbender without an airbender around, a transmigrator waterbender goes on an adventure to stop the worst from happening to him.

Violet skies, a world undergoing massive changes, a deficient moon, interlinking voids…
When the world experienced a cataclysmic event,the majority of living things ceased to exist. Although humanity survived by hiding in the last safe zones, humans had to face mutated dire beasts and colossal source beasts that could break through the space barrier and enter the earth at any second.
Luo Yunyang, a young man who grew up in those calamitous times, obtained an attribute regulator and set out to walk the path of supremacy!

- Description from novelupdates

Luke transmigrates as Abel Bishop into an alternate world vastly different from his own. On the surface, it appears ordinary, but beneath lies a hidden war.A special group of people, known as Occultists, wield supernatural abilities to combat the anomalous entities that threaten humanity's existence.Thrown headfirst into this age-old conflict, Abel has only his strange abilities, his sheer will to survive, and a mysterious coin that always returns no matter how many times he tries to get rid of it...

On the surface, he was striking and dashing, an object of envy and resentment from all men, but in secrecy, he was the formidable figure that made powerful leaders tremble. A marriage contract had brought him back to the city,In the bustling metropolis, a man fierce and enigmatic like a tiger, watch as he forged his own legend!