The Supreme Level Up System - Chapter 15 Learning More And More

The first time they met they had battled fiercely, just for a mere bunch of herbs. She needed it to save people, and he wanted to use it to save his own life.

Mark hatched out of an egg one day, reincarnated as a demon!His body was as strong as iron, instincts capable of noticing a silent fly multiple meters away. Eyesight sharp enough to see the small holes in an enemy’s clothing.Moreover, he also had a system.[Soul Devourer][Eat souls to grow stronger.][Mind-type Demonic Tricks have been derived out of your demonic bloodline!][Heart Input!][Input unsolicited thoughts in an enemy's heart and influence them!]Mark took a deep breath.How can he allow himself to live a mediocre life after being given this second chance?Now, he wanted it all!Women, wealth, power, status, and even eternal life!His ambition was set, his heart was on fire. A demon had been born.

In the past, the giants of the heavens and the gods were destroyed after the reincarnation of the world! Cruel curse, eternal hatred, Tan Yun is determined to never sink again! For the sake of loved ones and relatives, from now on, step on the corpse of the enemy step by step to surpass the peak! Defying the sky, killing all worlds, I am the only one!

- Description from novelbuddy

Travel through Hokage to become Terumi Mei’s cousin, and become the second in command of Kirigakure Village! Simulate life with a god-level simulator! Get rewarded for doing evil in the simulator!

【Ding! Life simulation on]

[You were born in a commoner family of Konoha, but you have extremely strong Chakra reserves at birth]

【Seven years old, you started school and helped transfer student Kushina Uzumaki】

[Half a year later, Uzumaki Kushina confessed to you, and you accepted it calmly, but in the end suffered the grudge of Namikaze Minato]

[Three wars broke out! You were sent to the battlefield, but you were repeatedly stumbled by Namikaze Minato, you found the right opportunity to kill him]

[The war ended in your hands, and soon you married Uzumaki Kushina and gave birth to eight children]

[A happy and happy life is over, this simulation is rewarded: fairy body]

After the simulation is over, you ask Yakura to announce to Konoha as Mizukage: “You are going to propose marriage to Konoha Kushina!”

- Description from novelbuddy