From Skid Row to Superstardom: An Idol System Novel - Chapter 4: Mission Board

I accidentally changed the whole world, the resurrection of the dead, genetic variation, recovery of the qi, mountain and seas reborn, land and seas expanded and evil spirits have started to appear.

Ghosts are now commonplace. Some people now have three heads and six arms. Some people have obtained martial arts techniques and ordinary people are now just cannon fodder.

Fortunately, I have acquired an ability which can make various items mutate.

books into martial arts or cultivation manuals,

fruits into precious treasures of heaven and earth or poison that you can only imagine and…

weapons, that can split the earth or gain sentience!

- Description from Novelupdates

Su Yao passed through and traveled to the Marvel world to become a mutant. He was still in the experimental base. He expressed a little panic…

Fortunately, at the critical moment, the mutant ability ‘imitation’ was awakened to imitate the opponent’s ability!
…
Imitation object→Orochi (title: Sun God, Will of the Earth)
Imitation object→Wanda (title: Scarlet Witch, owner of chaos magic)
Imitation object → Sun God…
…
Professor X: “We must find him as soon as possible and guide him to control his power to avoid causing irreparable disasters!”
Magneto: “You are my child???”
Thor: “Brother?”
Loki: “?”

- Description from novelbuddy

Andy Collins, a 27-year-old office worker from New York and a notorious womanizer, is inexplicably transported to a medieval fantasy world where non-magical men are enslaved. Captured by hunters, Andy is forced into a brothel that exclusively serves women, where he is made to perform sex acts. What initially excites him as a chance to continue his lustful lifestyle quickly turns to horror as he faces the brutal reality of his new existence.This is a wild, unhinged tale like no other, where a man is thrust into an existential battle, torn between forbidden pleasures and the grim truth of his new life.[Additional Tags]Ahegao - Anal - Anal Intercourse - BBW - BDSM - Big Ass - Big Breasts - Blowjob - Bride - Chastity Belt - Creampie - Cunnilingus - Domination Loss - Femdom - Foursome - Gilf - Hardcore - Huge Breasts - Incest - Lingerie - Milf - Reverse Rape - Squirting - Stockings - Threesome - Unusual Pupils - Young & Mature

500 years ago, Chen Xi was devoured by a crack in the void and was transported into a cultivation world.

500 years later, he returned back to Earth after enduring through several hardships and discovered that only 5 years had gone by.

…

In the courtyard, beauty at the side, a candle flame wavering.

A gush of clear wind, half a full moon, the peach tree remains unchanging.

…

Wait, whose kid is this?! Why is she calling me papa? Gazing at the little girl in front of him with skin as pale as jade, Chen Xi froze.

…

　
Returning home from cultivation, starting as a stay-at-home dad.

In this life, not fighting to be a king nor claiming to be a tyrant, only praying to peacefully be a wife-pampering mad devil and a child-protecting daddy!

- Description from Novelupdates