MTL - Space Speed Xing Hen - Chapter 168 Demon reproduction (on)

Earth is submerged in Chaos.Mutated Beasts roam the globe and Gates that lead to Otherworldly Dungeons appear everyday, bringing great dangers to humanity.However, the Awakened emerged, giving a chance for Humanity to survive.Amidst a vulnerable and crumbling society, a powerless and bullied young man begins to hear the voice of a malicious entity inside of his head...“Do you desire power, Noah?”Follow Noah as he gives up his humanity and sanity to achieve the power that others could only dream to have, overturning the order of the world and annihilating anyone that dares to cross his path!Watch as Noah dominate this world, the galaxy, and then the universe!

God: I shall bestow the Saintess upon you.
Pope: W- wait a moment! This is a boy!
God: That is the Saintess.
Pope: ??????

And just like that, the Saintess was raised by the church for fifteen years without any questions asked…

- Description from Novelupdates

An Individual from Earth finds themselves in the Shinobi World, equipped with a Scientific System. From that moment, he delved into scientific research far ahead of its time.

After dying, Chen Heng finds that he has transmigrated to an alternate reality: everything is the same, except the world is now a Wuxia world heavily influenced by martial arts! Not only this, he discovers that he has a Fantasy Simulator, from which he obtains rewards that make him incredibly powerful in his new reality as well. Martial arts, immortal cultivation, and overpowered abilities–all of this begins from a single simulation!