From Goblin Slave To Giga-Daddy: A Goblin's Guide to Getting a Harem - Chapter 20: The pulsing green monster!

Yo, Hi! I’m Frank, I made a deal with a demon to pay me some money for receiving a guest for a few days every week.
I had no idea about what I have done.
On May 1st, Conan ‘the God of Death’ came to my house. I was forced to let him in and we get involved in a criminal case.
On May 8th, Bruce Wayne ‘Batman’ came to me. I was forced to follow him to fight crime.
On May 16th, Hannibal Lecter, The Silence of the Lambs, came to my home. I can only say that I really can’t stand my guests.

- Description from Novelupdates

Jake wasn’t a saint—just a man who played the role people expected. A former athlete turned aimless drifter, he spent his days coasting and his nights as someone’s little secret, paid for services no one wanted to admit they needed.But one wrong move, one moment in the wrong place, and his life is over.When he wakes up, it’s not to the world he knew but to something out of a myth—a land ruled by powerful elven women, where men are nothing more than ancient legends. Now reborn as the child of a powerful princess, his existence is an anomaly—one even his own mother doesn’t understand. Fearing he may be some kind of curse, she keeps his identity a secret, shielding him from the world.Because in a world of only women… what happens when they find out what he really is?As Eren learns more about this world, he discovers that he is linked to an ancient prophecy—one that speaks of uniting the seven tribes. To survive, he must rely on his wit, charm, and thirst for adventure, forging his own path to bring them together—before the world tears itself apart.|||||||||||Note: Mc growth will be slow until chapter 18*My first book and my entry into WSA!

[Hiddenidentity, Femalelead, Loveaftermarriage]She originally planned to take her sister's place and marry a 60-year-old man, but accidentally married him, who was the richest man as he had also made a mistake. She thought they would soon divorce, but he chose to temporarily maintain the marriage.The public disliked her because of her ordinary background and believed that she was not worthy of him. However, her multiple identities were gradually exposed: academician at the National Research Institute, a brilliant doctor, the racing god, national representative of Go, and gold medalist in figure skating. And when the world found out that their marriage was only contracted for one year, she garnered numerous suitors. “Get out! We will never divorce! Never and ever!” he declared.

Waking up after a sound sleep, Xie Mingzhe reincarnated into the future world. Here a holographic trading card game is popular around the Galaxy, many professional card players and card designers coming to the fore.