Claimed by the Prince of Darkness - Chapter 4: Invitation to attend the privileged

"Ding! Congratulations on binding God's Chosen One. You will receive 150% of the other party's

“Martial Arts World...” Death murmured, shocked by the turn of the events. How could he, primordial being of the afterlife, get tricked by a mere human? Not just a mere human, but also earthling, race that was weakest of the twenty realms. Death realized the extent of his mistake. An earthling had just jumped into the river of the reincarnation, where he definitely didn’t belong. It was too late. The damage has been done. The matter was now out of his hands. “Kiernan Hunter...” ... Remake of the Martial Arts System, and while the concept stays the same, the story is completely different. A few names, etc, stays the same, but mostly whole new story.

A Federation Colonel with abnormal thoughts was locked in a dark room and met a little looney.

“Your whole body emits a scent that I dread (covet) and fear (desire).”

A frigid Colonel X little looney roommate: A sweet story of interstellar travel

- Description from Novelupdates

Davi was born into a prestigious family of powerful explorers, yet he did not inherit his father’s legendary class.Because of this, he was scorned throughout his childhood. Still, through relentless determination and the support of his best friend, he managed to save enough money to leave his hometown and enroll in the Explorer Academy.Then fate dealt him an unexpected hand, and he received the bizarre class [Harem King] and began his journey to become the greatest explorer of all time.What to expect of the story:- A lot of tension and life-or-death battles- The protagonist’s growth through hard work- And, of course, a harem.