In This Life, The Greatest Star In The Universe - Chapter 223:

Alexander Sirius’ life has hit rock bottom, his parents hate him, he lives under the shadow of his genius sister, and even his own girlfriend cheats on him, all this changed when he gets another chance.

Transported to Another World? Cultivation World? A Modern World? How about all of them? From countless planets in the Universe, Each planet has its own technology, culture, and civilization.

In another world, carrying all the traumas with him, would he manage to reform himself and become the sovereign of his life?

[Host has Gacha System]
"Okay, what can you do?"
[I am a Gacha System, so I only have Gacha]
"Only Gacha? How about godly pills or overpower techniques?"
[Everything can be acquired with Gacha because Gacha is all you need]
"Gacha usually is only a complement for the Main System such as RPG System. You are not useless, right?"
[THERE IS NO USELESS SYSTEM, ONLY USELESS HOST]

Join this 'Loser" with his 'Useless System' As they start their journey.

Another Work: The Magician of Sound

(I'm not a native English speaker. I have done some editing to fix my Early Chapters' Mistakes, but it is still not all of them)

******EXTREME CAUTION******

If you are searching for MC with a strong mentality and high intelligence or Independent and Strong Heroines from the start, this is not your thing. This is going to be a 'very slow' pace development in MC Character, the same applies to the Heroines. So rather than Giving bad reviews, I advise you to 'Not' read it rather than complaining about it later Discord: https://discord.gg/HYvMbb4

A conspiracy had brought her back from the countryside to replace his sister and marry the mysterious and eccentric Crown Prince.

As a tough girl She expressionlessly stretched her muscles and planning to block whatever came her way.

If that so called Crown Prince dared to touch her, she would definitely hit his head to the ground!

However, the strange crown prince seemed to have some misunderstood about her...

“My wife is obedient and sweet. Don’t scare her. ”

“My wife will have her final exams tomorrow. I need to go back early to tutor her. ”

“My wife is not knowledgeable and has a bad temper. But with me around, you have to indulge her. ”

In the upper class of S City, they received a warning from the young master of the Bo Family almost overnight: Madam Bo is a treasure. Whoever touches her will have their hands cut off!

All the people came to the Chaos Continent, became the lord of one party, and participated in the struggle for hegemony among all ethnic groups.

Tinder is the authority of the human lord. You can sign in on Tinder every day to get population, blueprints, food and other materials.

Huang Yu signed in on the first day and got a discounted artifact.

A batch of discounted products will be refreshed every day for Huang Yu to buy.

then……

“This legendary weapon is only 10,000 magic crystals after the discount? I bought it!”

“0.5% off dragon eggs? Give me 100!”

“0.0…01% off the extraordinary arms training camp! There is such a good thing? Come to the bowl!”

…

Since then, Huang Yu and his territory have become famous in the Chaos Continent!

- Description from novelbuddy

This novel is also known as Don't Mess with the Dark Princess

When trash becomes a genius—one word: Fierce! Two words: Two-faced! Three words: Too heaven defying!

She is the foremost and outstanding armament refining master. Passing through a dynasty, and became a publicly humiliated and bullied Third Young Miss. Ancient beasts, too outrageous? Obediently become a docile pet, or I’ll make you into soup!

Ninth rank talent, rare talent in a thousand years? She was born with a godly constitution, crushing all geniuses!

Peak level Profound Grade Armament, beyond priceless? Sorry to embarrass, but the bowl she uses to feed the cat is already at the God Grade….. she possessed a pair of eyes that could see through everything, yet she couldn’t see through—him!

Merely exposing his demonic smile, Prince Mou lightly loosened his belt: “Can’t see through? Do not fret, you can slowly view when you return to the room. I’ll allow you to scrupulously inspect from head to toe.”

- Description from Novelupdates