The Return of the Crazy Demon - Chapter 96: Kangho In My Eyes.

With the Legendary Mechanic System, I transmigrated to Marvel Universe to be Dr. Zola’s assistant.

With Mechanical Force Analysis, I can learn every black technology.

Winter Soldier’s arm? I built a better one for you.

Iron Man’s armor? I already made it a decade earlier.

Doc Ock’s tentacles? I am the one who provided core technology.

Hulk’s mutation? Sorry, I was there and got hit by the radiation too.

As for a certain purple potato, can he collect all Infinity Stones?

……

However, I only had one simple ultimate dream. That is to go home…

- Description from Novelupdates

He just wanted a quiet vacation and a good espresso... instead, he ended up seducing half the city.------Lux Vaelthorn wanted three things: a good coffee, peace and quiet, and zero responsibilities.What he got?A mansion, a system with the personality of a deadpan butler, and a bunch of heiresses fighting over who gets to be his first “investment.”As the heir of Greed and Lust, Lux was born to dominate markets, hearts, and boardrooms. But after centuries of cleaning up his parents’ messes in the underworld, he rage-quit Hell’s finance department and took a hundred-year vacation to the mortal realm.His problem?Even without trying, he’s too hot, too rich, and too damn magnetic.His Incubus Pheromones seduce emotionally unstable rich girls like clockwork.His Greed System scans bank accounts like X-rays.And thanks to a “minor” celestial bounty on his soul, some entities either want to marry him… or murder him.[Warning: 3 rich virgins detected within 15 meters. Incubus Pheromones activated.][Recommendation: Flee. Or flirt. Your call.]Lux just wanted caffeine.Now he’s got a mansion full of horny heiresses, a schedule full of power plays, and a city that thinks he’s a billionaire playboy CEO.Fine.If he can’t nap… he might as well rule.

One-eyed Wolf Lecan is a skilled adventurer who has conquered many dungeons all over the world. He had been going solo for a long time, but in the last three years, he’s had a partner. That partner jumps into the black hole together with Lecan, and both go their separate ways as they fall into another world. Dungeons and magical beasts also exist in that world. After learning the native language, Lecan goes on a journey. Meeting a good teacher, Lecan studies medicine making and magic under that teacher, and begins his dungeon explorations for real.