MTL - The 21st Century of the Gangsters Everywhere - ~ Seven hundred and thirty-three classes (3 in 1)

However, he did not know that he was not raising just a harmless pet, but a biological weapon secretly made by the government… a real monster.

As a former librarian, Rand felt that he had been living an ordinary life, the one that he had reclaimed unconsciously every single day.

Recently, he has been a little upset because the pet fish he accidently brought home to raised seems to have undergo some strange changes

Well, it turned into a merman.

- Description from Novelupdates

This book features a slice-of-life style with minimal system presence, welcome to enjoy.[Theoretically, this system can target any cognitive being in the universe.][After selecting a target, the host will randomly acquire the target's skill level and talent.][When the target is of the same gender, skill experience acquisition speed +50%, skill level cap -50%.][When the target is of a different species, trigger 404 aura, skill experience acquisition speed +100%, instant death probability +99%.][After a failed targeting, the punishment mechanism is activated, halving the host's basic stats, entering an absolute weak state, and resetting skill levels.]Traversing into this world, Bai Chuan Ze Ping observes this problematic system, then looks at the top student and beautiful girl of the class...Hmm, perhaps... this classmate could be a fine learning companion.PS: This book is also known as “My Talent Comes from My Girlfriend.”

«Farming wives in the apocalypse.» Getting a wife is possible. Getting Wives is hard. And in the apocalypse, it’s impossible. But what if you have superpowers that allow you to do anything? I mean everything!

In a game-like world where dungeons, monsters, and players appear.