I Can Accumulate Proficiency, Starting from Alchemy - Chapter 17 - : Completely Cunning

[You have become the master of the Warden Mansion.][Your first quest is to refine mana from one of your maids by having intercourse with her.]When nineteen-year-old Jett Talon suddenly wakes on an emperor-sized bed, he finds himself lord of a mysterious mansion where countless gorgeous maids stand ready to serve. His first companion is Mia, a blonde elven maid who checks his every box. After making love to her, Jett gains mana, unlocks legendary powers, learns his duties as Master of the Warden Mansion, and uncovers its hidden secrets.

Tang Sect, the most famous martial arts sect of all. By stealing its most secret teachings to fulfill his dreams, Tang San committed an unforgivable crime. With his ambition attained, he hands his legacy to the sect and throws himself from the fearsome “Hell’s Peak.”

But he could have never imagined that this would reincarnate him in another world, one without magic, martial arts, and grudges. A land where only the mystical souls of battle lay.

The continent of Douluo.

How will Tang San survive in this unknown environment? With a new road to follow, a new legend begins…

- Description from Novelupdates

Lin Li accidentally enters another world while playing with his smurf mage account just after he maxes out all kinds of crafting skills, bringing with him various top-grade materials. Although his character is practically powerless, what he gains in return is unprecedented magical talent! Can he survive by himself after being thrown into another world?

Cado is transported to the Dragon Ball world and unexpectedly awakens the God-Level Choice System.Ding![Saiyan “Raditz” has invaded Earth. Host, please make a choice!][Option 1: Ignore it.Reward: Namekian Bloodline (Grants limb regeneration!)][Option 2: Face Raditz head-on and defeat him.Reward: Legendary Super Saiyan Bloodline (Top-tier talent, completely overpowered!)]Without hesitation, Cado picks the second option.Frieza: “How did the mighty emperor of the universe end up as his servant?”Cell: “Damn it! Why did no one warn me that such a monster existed in this timeline?”Beerus: “If he wanted to be a God of Destruction, my position would've been his already.”Grand Priest: “I acknowledge Cado as the strongest!”With unparalleled power, limitless potential, and the ability to reshape the Dragon Ball universe, Cado's journey begins!(Harem only includes 2 women)