Death March kara Hajimaru Isekai Kyusoukyoku (WN) - Book 1 - 1-6. The Marketplace, the Princess and the Slave Trade

“If magic is power, then I'll build my own.” - Adrian.When a genius tech developer dies from overworking, he awakens in a world ruled by magic, ancient empires, and mythical beasts.But unlike the natives who manipulate elemental mana, he is granted a mysterious technology system that lets him reconstruct modern and futuristic tech.Armed with the knowledge of his old world and this game-like system, he begins to revolutionize the magic world. But his rise threatens the very foundation of society, drawing the attention of kings, mages, and forbidden powers that ought not to be offended.As nations clash and secrets unfold, one question remains:Can technology coexist with magic… or will one destroy the other?

They called him useless. A Class E farmer in a world where strength meant survival.Betrayed by the woman he loved, beaten by a power-hungry King, and left to die like trash, Isaac thought his story had ended.But death was only the beginning.Beneath the earth, sealed for thousands of years, a forgotten being awakens, an ancient force of ruin once feared by angels and demons alike. When Isaac agrees to its desperate offer, he doesn’t just survive… he becomes something else. Stronger. Colder. Hungrier.Now reborn with a forbidden power that rejects magic itself, Isaac walks the line between man and monster. Each time he unleashes the Abyssal Overdrive, his strength grows, but so does the Corruption threatening to devour what’s left of his soul.To protect the innocent, he must become the very thing they fear.To destroy the kings who shattered his life, he must embrace the darkness within.Enemies will fall. Secrets will unravel. And when the kingdom of Carreon learn that Isaac is still alive… it will already be too late.The world shunned him. Now, it will kneel.

Li Wei travels through the Marvel world and accidentally awakens the Kamen Rider inheritance system.

As a result, he silently founded Feidian Intelligence, Fantasy Group, World Tree, Namba Heavy Industries, Zhinao and many other companies.

A terrorist consortium spanning many fields is slowly born in the shadows!

Tony Stark: Iron Man, no! From now on, I will be Kamen Rider 01!

Norman Osborn got amzons cells, developed them with all his strength, and turned into a Kamen Rider grandma!

In the face of mutants, the military developed Gaia memory, core coins, and created an army of adulterated bodies!

…………

A few years later, when Thanos led the army of darkness to Earth!

Everyone on the earth raised the drive in their hands, their eyes glowed red, and they looked at Thanos eagerly!

Thanos: ? ? ! …

- Description from novelbuddy

A Sword Dao expert, mastering Sword Control across thousands of miles, traverses heaven and earth.An Peak Alchemy Master with supreme power, their Medicine City can revive the dead and regenerate bones.A Talismanic Elixir can annihilate strong enemies and demons.The youngest Eternal Life Pill Master of the continent is betrayed during the refining of an Immortal Pill.Three years later, a young man named Chu Feng from the fallen Sword King Mansion joins the Ten Thousand Sword Sect.The enemies and treacherous disciples who once opposed the Eternal Life Pill Master are now in utter fear.