(Multiple female characters + The Quintessential Quintuplets + One Piece + Naruto + Genshin Impact + Honkai Impact 3rd + Demon Slayer...)

Good news: Nakano Yuri has received the golden touch of hard work paying off.

Bad news: This is just an ordinary world. I thought I was going to live a peaceful life as a dragon king, a literary master, or something similar.

But unexpectedly, he joined the multiverse chat group.

Thus, the worlds welcomed a great demon king who defied the heavens.

Give him a breathing technique, and he mastered it on the spot, innovated upon it, and won over Kanroji Mitsuri;

Give him a gentle punch, and he will master it on the spot, thus conquering Kaguya Otsutsuki.

Give him a Devil Fruit, and he immediately understands its essence and masters countless fruit abilities;

At the end of the cycle of hard work and perseverance, Nakano Yuri transcends multiple realms and becomes the strongest being in the world of crossover anime.

When everyone asked him why he had become so strong so quickly, Nakano Yuri replied, "You reap what you sow. Just work as hard as I have!"

(Currently, the world's most popular anime and manga series include One Piece, Naruto, Demon Slayer, Date A Live, and Konosuba.)

[Primordial Era + Creation Flow + Invincible Overwhelming Flow + Female Lead is a Genshin Impact - Heavenly Principle] In this world, everyone can create a world based on mythology, but the Great Xia Dynasty has lost all its mythology! Qin Yu uses his memories from his previous life to revive the primordial mythology world of China, starting with three thousand demon gods! "Your Rahu directly drained the opponent's world, and the opponent surrendered!" "Your Pangu cleaved the opponent's world in two with one axe, and the opponent was terrified!"... As creation intensifies, many worlds begin to stray from the right path under Qin Yu's pressure. Just then, Pangu has slain all three thousand demon gods, reached the pinnacle of the Great Dao realm, and transformed into the Primordial Era... This is a story of using the Primordial Era to crush all others.