MTL - The Demon Lord of the Shadow Queen - Chapter 21 take revenge

A minus’ hand that fails every singer he put his hands on, Kang Yoon.

The girl submerged in the bottom of the lake suddenly opens her eyes. The noble ChuChao Gongzhu [Princess] becomes an abandoned daughter and woman. No problem. This type of slag father is not worth mentioning. By virtue of her exquisite medical skills, she becomes famous in the world. Slag father wants to reunite? Close the door, let out the dogs! Shizi [Heir of a noble title] wants to ask for marriage? Let him wait in line! The Regent has a chronic illness? Perfect. Godly doctor becomes a poison doctor. Let him neither live nor die and taste the pain of his evil deeds. She exacts bloody vengeance. Appointed Wuguo Gongzhu, she returns to her noble life. Slag father regrets, sister envies, stepmother hates!

Zhou Yu, a reclusive otaku, who did not like to go out of his house, was one day forced out of his house by a series of unexpected events.

- Description from Novelupdates

Forge unparalleled mechs with the ambition of old age, and use the galaxy as a knife to smash the edge of the empire.

His name is Ji Xinghe. When he was 65 years old, he went to Alien Battlefield to avenge his son.

The old man is standing on the ground, his ambition is a thousand miles away, the old man wears armor, and fights to the galaxy, the old man drags his sword, it is not for glory.

- Description from novelbuddy