Super Zoo - Chapter 533 - 528 Workaholic

[Earthlings! You have been summoned to participate in the Universe's Armageddon...][The first batch of beta testers are now being issued!][A total of 10 million spots have been issued!][You have been selected!]“What the F***” Arthur, a teenager in the slums shouted as he heard the global announcement.[Talent Awakening!][System...Error!][SSS Talent: Primordial Summoner]I was meant to summon a powerful primordial beast that would carry me all the way.So... why?“I SUMMONED A CAT!” He shouted, looking at the cute cat in front of him.By the time the game had merged with reality, Arthur already has dozens of legendary summons to aid him against the forces of evil.[You have summoned the SSS-Level “Primordial Dragon”!][You have extracted the SSS-Level Skill “Berserk”!]

Hypnosis, Time Stop, Eyes of Lust...Just why do I have these skills?!After almost dying, he was reborn as the demon king of lust.Since the world is against him, there was no reason for him to be a good person. Especially since the entire world was hunting him down in the first place.So he decided that he would destroy the world in his own way as the demon king.

A teenager named Evan Mason was reincarnated into the magical world of Harry Potter and goes to school at Hogwarts!
With only his knowledge of the future and great talent for magic, he takes the path towards the top of the magic world, only to realize that ever step he took, changed everything!

- Description from Novelupdates

Rhett never expected becoming king until he slayed an ice dragon out of self defense and fulfils an ancient dragon slayers prophecy which makes them to crown him as their king.Transported to a gloomy and medieval like world, he is faced with leading the dragon slayers, the weakest of slayers among other slayers - demon slayers, gargoyle slayers, ghost slayers and shadow slayers.But ruling isn't so glamorous as he had anticipated and he is instead a warrior, with a system like ability which he must level up by slaying Dragons.And to his disadvantage, the world he is his controlled by SLAYERIOUS, an unknown and unseen entity. But that won't stop Rhett, he intends on dominating his world and even daring to slay the strongest dragon still alive, ruieen.And who knows, he might just defeat SLAYERIOUS if he tries harder.[WSA 2025 ENTRY]