Killed Me? Now I Have Your Power - Chapter 21: New Trait

Bai Aoxue, the best mercenary in the 21st century, is accidentally sent back to the Chengxi Dynasty in Great Continent due to an explosion in her mission, and trapped in the first daughter of Prime Minister. After her rebirth, she is set up by her father to marry the 5th prince Jun Yeyan who wears a mask all day long.
In the face of bloodthirsty enemies, discord between brothers, collusion among courtiers and invasion of enemy state, can Bai and Jun resolve the crises? What will happen to their political marriage? How will the fierce battle for the throne end?
With many twists and turns, the book brings you to experience palace revolution, love and hatred thousands of years ago.

- Description from Novelupdates

The Immortal Dao is ethereal, and Immortals are hard to find.

Li Nianfan had descended into the cultivation world as a mortal. After learning that he has no hope in cultivation, he only wants to live a peaceful life.

However…

The dog he adopts becomes a demon king of a generation when it sees his poems and paintings. It manages to suppress an entire world.

The tree he plants behind his house becomes a World Tree after listening to his zither music, forming a bridge between heaven and earth.

He meets a passerby who is enlightened by him and becomes an immortal sage who leads an entire generation.

When he looks back—

It turns out that the scholar who had been pestering him for his calligraphy and paintings despite having crappy chess skills, is a chess saint from the Immortal Realm. The beautiful woman who comes to listen to his music every night is the number one saintess of the Immortal Realm…

Li Xu occasionally got a sign-in system, and his life has been different from now on. Enjoy life, look at the scenery, sign in, spring flowers bloom, and face the sea.

- Description from novelbuddy

Left disfigured after an unfortunate accident, Shen Lang, a doctor, has become so ugly that no one dares to look at him. This makes him decide to become a noble spirit instead and save lives along war-torn borders. He lives a lonely life, remaining single until a bomb takes his life.

At that fateful moment, he swears that if he can live again and get his handsome face back, he would use his charm to flirt with the most beautiful woman and live an extremely relaxed life.

He transmigrates to another world and in this life, he has the body of an absolutely handsome man. However, the said owner of this body is a live-in son-in-law, one who was chased out for being a useless moron, of a wealthy merchant.

In order to fulfill his goal of living an extremely relaxed life, Shen Lang finds his way to become the new son-in-law of the ‘Goddess’ of the much more influential Palace of the Earl. Yet the only way he can truly live a relaxed and enjoyable life is to eradicate all his enemies, and all those who seek to bring the Palace of the Earl down!