Senior Brother, Stop It, You Are A Villain! - Chapter 54.2

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

Standing before you are:

Guardian and patron of darkness,

Disruptors and Reshapers of Order,

creator and persecutor of licking dogs,

The tea master, the goddess of the dark night, the nightmares and gravediggers of the gods,

The true ancestor of blood – Charlotte de Castel.

With madness, with blood, with curse, with destruction.

This is a legend belonging to the blood family…

- Description from novelbuddy

“In misfortune awaits fortune.”In a universe where Gods dwell on the highest floors of the Tower, an Arcana Card for immense good luck was created. To balance this, a devastating misfortune card was also born. Unbeknownst to the Gods, both cards slipped out of the Tower and went unnoticed.Julien, cursed by the card of immense bad luck, lived a life where death shadowed his every move, and the Grim Reaper’s blade seemed ever-present. His first life ended in despair, but at the height of his misfortune, a glimmer of hope emerged when a mysterious entity offered him a deal.The deal: conquer the Tower and fulfill her request, in exchange for a chance at a better life after reincarnation. With the Eternal•Lust System granted by this enigmatic entity, Julien embarks on a perilous journey to ascend the Tower and become the one and only—Grand Lust Sovereign.

When I opened my eyes, I found myself in a game where heroes and villains prevailed. I was told I would be granted one wish if I clear the game. The protagonist, who received a growth cheat that allows you to steal his stats by killing an opponent. He kills villains to grow up, but for some reason people mistake him for a “dark hero.” [Story-oriented]