I am the first leviathan eater of humanity again:Futa - Chapter 1: After all these years

Once time travels, Wei Han awakens the immortality system!

In this dangerous and mysterious world, he decided to live forever!

“What’s the point of fighting and killing? Isn’t it nice to hang up?”

“Enemy? Doesn’t exist! As long as we cut the grass and roots, I have no enemies!”

“Exposed? Impossible! As long as no one is left alive, no one will know how strong I am!”

The sun and the moon are flying like a shuttle, and the sea is changing!

With a cautious heart, Wei Han silently walked alone on the road to longevity.

A rare martial arts wizard in a thousand years?

The rare immortal cultivator?

Suppress the eternal holy land of immortals?

After all, it is no match for the passage of time and burial!

Only Wei Han sat and watched the wind and clouds surge, and finally became invincible in the world!

- Description from novelbuddy

Mu Xiaoke was a fool in his previous life, he and his older brother love Fu Jiayun. He is a little mute who’s a total failure, how could the other person choose him? He shouldn’t have competed with his older brother, or married Rong Yanzhe as a substitute for his older brother, otherwise he wouldn’t have died alone in the wilderness with his corpse never to be found.

God gave him a chance to be reborn. When he returned to his first year in senior high school, he knew that he could not repeat the same mistakes again. He had to stay away from his older brother, Fu Jiayun, and Rong Yanzhe. The person who treated him as a stand-in for his older brother and kept abusing him. This time, he didn’t ask for anything, as long as he could live well.

It just didn’t occur to him that when he kept a respectful distance from those people, they instead came to pester him endlessly. He was in panic and unexpectedly provoked another man who shouldn’t be approached…

- Description from Novelupdates

He is a young man without a spirit root. It is believed that this denies him the chance at cultivation. However, a mysterious lady imparts a Supreme Demon Classic to him and from then on, he starts his path of cultivation.
He undergoes a total transformation to emerge as the most fearsome and powerful fiendish demon in his era, that even immortals and fiends are fearful of him, and saints are at his beck and call.
Mastering the Supreme Demon Classic is the turning point in his life. He is able to unleash his immense and divine power from within, illuminating the entire universe!

- Description from Novelupdates

If you ever receive a letter offering you admission to a university in another world, do yourself a favor and toss it straight into the trash—especially if that university trains girls to transform into giant mechs and battle space aliens.No. Just no.Believe me, I know from experience. What once seemed like a dream is now more of a nightmare. My name is Zaft Callahan, and I enrolled in an engineering support course on the cyberpunk planet Xyraxis. At this university, genetically-engineered girls are trained to transform into giant mechs called Warfare Augmented Intelligent Frame Units. My goal is to become a support unit for these WAIFUs in their battles against Cosmic Beasts, using the Weaponry Enhancement Engineering Bios System.Little did I know I’d be partnered with my high school nemesis—Myrrh Alicent, a beautiful WAIFU. Together, we must navigate this university’s endless twists and turns, win tournaments, battle Cosmic Beasts, and even uncover the mysteries of an Outer God. And as if that weren’t enough, we still have to face the ultimate challenge: surprise quizzes in advanced calculus.What to expect:Cyberpunk World Isekai.First Person View of a Male MC with an overpowered Support System with LitRPG elements.Female MC turns into giant mech. What else do you want for a WAIFU?Slice of university life full of brainrot comedy, fluffy romance, and some weird ecchi.Space battles, mecha tournament, and eldritch horror enemies.