Fairy Tail: I Stole the Ryujin Jakka in My Sleepwalking - Chapter 251: FTRJ -

In 2040, The Earth was bathed in powerful radiation when a star went supernova, this radiation granted 50% of humans superhuman abilities but also created a nightmare for them as animals, insects, and carnivorous plants were mutated and became overpowered with intelligence, human started teetering on the brink of survival, a boy with no powers and no father, with a mother in a coma, seems destined for obscurity, but one night changed his life, with a new found hope to cure his mum from the everlasting sleep—Gene Elixir— he went on on a journey that would reshape his destiny...~Voracious Sovereign... Gene Devourer...Pray you won't be devoured by this power you wield which hunger is insatiable~~You call yourself an opportunist... But... you aren't free. A hungry man is not a free man...~

“That monster’s prefix is two hundred meters long?!”“It’s back. Who can stop it?”Isaac never planned for Celestia: The Eternal Realms to change his life. The game promised 100% immersion, a completely realistic world powered by quantum brainwave interfaces. But the moment he entered the game, Isaac was thrown into an entirely new world, no longer the player, but the played. His character, a “Lesser Hyena-Wolf,” came with the dreaded “Weak” prefix, reducing his stats by 20%.Isaac quickly realized that this wasn’t a game he could simply log out of. It was his new life, and there was no escape. To survive, he had to evolve, to fight, and ultimately, to conquer. He knew the game inside and out, but this wasn’t the same reality he’d logged into. This time, he would have to become the monster, instead of fearing it.Every step he took, Isaac grew stronger. He realized that monsters weren’t bound by the same rules that governed the players. He could evolve, gaining new powers and unlocking Monster Reputation. With every kill, every victory, he unlocked a new level of power. The prefixes that marked his growth—Normal, Strong, Especially Strong—were a testament to his evolution. And the players began to whisper.

[Warning: Mature Content -- R18][Initializing System…][Welcome Player: Jaxon Sterling][New Identity: Jax Rayne – Extra Character][System Bound: God-Tier Lewd System][Core Functions Unlocked]→ Stats (Stamina | Charm | Resolve | Technique | Luck)→ Skills | Shop | Quests | Achievements | Titles→ Devotion Points (DP) as Main ResourceHe was Earth’s greatest gamer, Jaxon Sterling. Unstoppable in every match, but utterly bored of life.One night, after mocking his sister’s strange “reverse-harem” game, he tried it out… only to wake up inside it.Now, he isn’t the hero.He isn’t a rival.He’s just an extra.Worse, the world he’s dropped into is twisted:Women are powerful, men are treated like pets.Every duel decides not just pride, but property, money… even flesh.The heroines? All from insanely rich families, with influence across nations.But Jax has one advantage[God-Tier Lewd System Activated.]A system that turns lust, devotion, and conquest into power.Every kiss, every moan, every conquest earns him the strength to rewrite this broken game.Now his path is set:Survive Starlight Academy.Conquer prodigy heroines.Break the rules of Aeroria.And rise from extra… to legend.Content Tags→ Smut / R18+→ Harem, Comedy, Action→ Game-Elements / Stats / Quests→ Genius MC, Cold-Headed, No Beta moves→ Slightly towards Netori (Mc stealing well using others wife)→ No Yuri→ No Netorase / Yaoi / BL→ System + Worldbuilding Driven

Ye Qiu transmigrated to a world of barren wastelands. He obtained the 10,000 Fold Return System.