Superstar From Age 0 - Chapter 553:

my name is Vexsus but you can just call me Vex

I was a human previously like all Isekai protaganists except this time i was reborn as a monster. Join me in my adventures as i discover and explore not only my new body but also this new world i'm thrust into.

An ordinary sect cultivator, with the help of the immortal mansion, gradually grew up in the cruel world of immortality, and his mind and body transformed together.

Mortal flow, partial dark wind.

- Description from novelbuddy

Fate and destiny; no one can foreshadow the terrifying challenges on the road to the Pure Land. Instead, one may unearth the evil within the road of light towards paradise.

A King’s Holy Sword, bringing light to the darkness,

An unyielding soul, igniting the fiery hope of the world,

As his soul awakens, the youth fiercely battles the gods of darkness and evil,

As the surging dark clouds gushed out like a phantom, their conflict swept the world like raging tide!

The clash of darkness and light, a massive war on the verge of exploding,

The decisive battle of gods and deities rewrite the creation of the world into one destructive epic!

- Description from Novelupdates

Lin Xuan was transmigrated to a fantasy world and had a one-night stand with the powerful Ice Empress.