I Want to Die, But I Am Immortal - Chapter 4:

In the year 2030, Samsara Online, a 100% immersive VRMMORPG that allows players to bring their innate real-world skills to the virtual world, is launched and supported by the World Central Bank.

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

Traveling through Marvel and transforming into a girl, fortunately inheriting the broken godhead of Athena, the goddess of war and wisdom in Greek mythology.

When encountering a crisis, turn into the Goddess of War Wisdom, wear noble and gorgeous sacred clothes, hold the scepter of the Goddess of Victory and the Shield of Justice, form a saint warrior to protect yourself, create a sanctuary, and stand tall in the heavenly city and hell against all invading enemies.

Tear the sky, smash the earth Eighty-eight saints fought passionately for the goddess and the enemy, killing all hypocritical gods and demons who covet the world.

Kyle will lead his saints to the top of the universe, surpassing the five major gods and becoming the main god.

(It’s not too much, ten changes a day, just flowers and a monthly pass. The more flowers, the more motivation.)

- Description from novelbuddy

Alex Jin was just another overworked nobody until a truck crash sent him into the body of Valerian Nightshade—the cold-blooded villain from a popular fantasy novel. Destined to die early as the stepping stone for the “hero,” Valerian was powerful, rich, and feared… but ultimately doomed.That is, until the Villain Evolution System activated.Now, every villainous act rewards Alex with unimaginable power. Crush a rival? +100 Strength. Manipulate a noble house? Unlock a rare bloodline. Kiss the heroine meant for the hero? Well... let’s just say the rewards aren’t all measured in stats.To survive, Alex must outwit plot armor, bend fate, and ascend to the throne of power in a world that expects him to lose. But the deeper he goes, the more he realizes—being the villain might be the only way to save this twisted world.This time, the villain won’t die early. He’ll rewrite the story, one ruthless step at a time.