Nanomancer Reborn - I've Become A Snow Girl? - Chapter 4 - LVL 20

This legend tells the tale of the protagonist, Kuroki summoned to protect the demon king from the hero.

Kuroki, unbeknownst to him, suddenly came to another world. He was summoned by the demon king, Modes. The territory which the demon king overrules was in the midst of being destroyed because of the hero. He had no choice but to bow before Kuroki.

“Please save us, Savior Dono!”

Kuroki nodded, deciding to save the demon king due to an unexpected turn of event.

In the rebirth, in order to prevent the tragedy of the previous life from happening, Bai Yu decided to rush to the [Tower of God] at any cost, and face everything together with his sister!

However, Bai Yu, who was bound by the system, mutated his bloodline, and transformed into a black-scaled python seems to be developing on a completely different path from his previous life…

- Description from novelbuddy

The name of the War God must not be insulted!The nation's interests must not be violated! My friends and family must not be bullied! The invincible War God Ye Feng returns to the city and marries into a wealthy family. When the War God is angered, blood will dye the land for miles!“Unworthy? Wrong! With absolute power, I will crush everything in my path!”

[The Golden Snake Sword was successfully strengthened, and the Snake Queen was summoned. ]. ?Snake Queen: Master, please tell me what you want!

[The skill ‘Evil Light Ghost Slash’ was successfully strengthened, and after summoning the ghost ghost. ]. what! female ghost? Then I’ll put you on maternity leave!

[The Yao soul suit has been strengthened successfully! ]. Um? Is this the Yao princess? Princess Yaoyao! Don’t get on me!

Zhou Han was surprised to find that the only SSS-level talent in the universe that he had awakened: infinite enhancement, was so awesome.

- Description from novelbuddy