My Dungeon Life: Rise of the Slave Harem - Chapter 599

Tian Man Continent is a world of martial arts. A young boy named “Su Yi” led countless yao (monsters or demons) and overrode countless families who had thousands of years of history. He rose abruptly in the world as the brightest star in the sky. He married beauties and walked towards the peak of of the world, and finally ascended onto the thrones of the ancient gods!

- Description from novelupdates

The unparalleled Demon King Ye Xuan, who was able to heal the death or the living alike and holder of the medicine Holy Scripture, was betrayed and killed by his fellow Demon Kings. But he reincarnated into the body of Ye Xuan, the prodigal son of the Ye family and vowed to himself that he would return to his peak and take back everything that belonged to him!

- Description from Novelupdates

After looking at a handsome man’s picture, he has transmigrated into another world. Rong Yi looked up at the sky, speechless. How unlucky could he be to have transmigrated into a loser + sissy’s body…

What’s worse, the original master of this body has been married to a man! And the worst thing is…

Rong Yi takes a deep breath and lowers his head to look at his chest! Flat! Check! Then he pulls open his pants and luckily see his ‘brother’ is still there, feeling much relieved…

He said to the little cute kid, “What did you say? Say it again.”

…

When Lin Su discovered he could travel between two different worlds with his tamed beasts, the world gained a Beast Tamer formidable in a way that defied science.-----------------------------------Without a system, without a female lead, Crossing Two Realms, original taming beasts