I Am the Nanny of the Villain - Chapter 159:

The number one swordsman Zhao Jiangui is the martial world’s best hope for peace: All he has to do is seduce the Demon Sect Leader.

In Eylille, a bustling metropolis renowned for its strategic position at the sea’s estuary and vibrant trade, the ambition to thrive attracts many from surrounding counties. However, Limond stands out as a place for those lacking ambition. Amidst this backdrop, Yu Huazang, a high school senior from a challenging background, faces a critical mock exam in Liberty School.Despite the school’s low expectations for his class, Yu’s life is more complicated than his teachers realize. Raised in an orphanage and later by a kind old man, Yu now supports his family by working night shifts, which affects his academic performance. During the exam, he makes a desperate guess on a question, inadvertently activating a mysterious “”God Level Choice System.”” This system presents him with choices that could alter his fate, starting with a simple decision on the exam that promises a novice gift bag as a reward. As Yu contemplates this unexpected turn, readers are left wondering: What is this system, and how will it change Yu’s life?

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.

On Blue Sea Star, there is an extraordinary group of people who control all kinds of incredible power through armed cards. They are called Star Card Masters.

Su Yuan came across, and he also carried a system that can strengthen his own star card.

Transformation Realm Enlightenment Soul Card Complete Awakening = Top Qualification Soul Card [Phoenix of the Blue Sky]

Consummation-level popular walking step: avoid certain long-range attacks!

Perfect level Cang Yan Strike: double Cang Yan Strike!

Consummation-level metamagnetic heavy pressure: heavy pressure field!

Consummation level air cut: break the boundary line!

Perfect rigid flame finger + perfect hardened iron coat = golden hand!

…

Su Yuan started from strengthening the initial soul-initiating card, step by step to the ultimate realm of Star Card Master!

- Description from novelbuddy