After Transmigrating into a Cannon Fodder Character in the 1980s, I Trash Them All - Chapter 839 - : He’s Such a Powerful Person (1)

Damien Rothschild, an immortal who has lived life to the fullest for the past four hundred years, is visited by a mysterious woman who reveals the many depravities of his mischievous brother in another world.To save his brother, Damien must first travel to this other realm. However, the path becomes treacherous as he is tricked and loses everything he once had. Now, he must navigate this new world in search of his brother.This story follows a man who was granted the gift of immortality, allowing him to rise to the very pinnacle of the human race—until he was stripped of everything he held dear in a desperate attempt to save the only thing he ever truly loved.

Xiang Nuan starts to play this game because of a certain famous gamer. Later, however, she finds out that the game is much more interesting than the man…

- Description from Novelupdates

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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Revenge is a dish best served cold, with dollop of whipped suffering and a sauce of acute humiliation.Karma would do anything to exact revenge on the one who was responsible for her mother's death, her father's disdain and distrust, and a miserable life.She was manipulated, maltreated, and humiliated by the one she trusted the most. Her stepsister!!Discovering she had only three days left to live, Karma would go to any length to exact revenge. Even offering herself to the scary and powerful demon overlord.A contract. Blood oath. Manipulation. Betrayal. And lots and lots of revenge.