MTL - Harry Potter: Hello the Dark Lord - v3 Chapter 135 Lightning Mink

Mark is a genius military weapon designer who was kidnapped by a mafia gang after refusing to work for them.
They forced him to design unique weapons for five years, until one day he successfully escaped only to get shot by his trusted comrades.
*Ding! You awakened a weapon system.
When he opened his eyes, he was in a different body and in a different world.
"You want to kill a wild boar without being detected? Forget about bow and arrow. Here, I present you this sniper rifle."
"You want to kill a horde of goblins from the sky? Forget about those flying carpets and brooms. Here, I present you the fighter jet."
"You want to kill a dragon? Forget about taking the help of the S-class adventure team. Here, I present you a nuclear bomb."
Join Mark Spencer/ Lu Zhen as he brings the whole world to its knees with the help of his weapon system.
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Note: Author isn't born in an English-speaking nation and has no editor either. So, please be understanding if there are any grammatical errors.
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He, without doubt hates her.
What did she do to deserve his hate?
The person who she treated well like a brother did not even bother to notice it...

Years passed…

He needs to get married.
He needed a wife.
So she offered herself.
It was a marriage that will benefit both parties he said.

The youngest Wiseman of the continent, Chu Tian, has traveled 30,000 years back in time to the age of antiquity due to an accident.

A hundred years ago, the virtual and the real merged, unleashing countless monsters across dimensions, revealing mysterious dungeons, and heralding the descent of dark gods upon humanity.The world entered an age of darkness.A century later, John transmigrate into this era of universal awakening, awakening the SSS-level talent [Divine Favor Tome] and transitioning into the god-tier class [All-Class Magus]!In an era where skills could only be acquired through relentless effort, he was born with lvMax skills.In an age where crossing class barriers was deemed impossible, he alone could learn the skills of all classes.In a time when humanity was on the brink of extinction, he effortlessly overpowered the contemporary geniuses and subdued the myriad gods and demons.Years later, John stood atop the constellation of stars, overlooking the mortal realm.Gods bowed their heads in respect, and demons knelt in submission.Countless beings eternally sung praises of his name.