MTL - Godly Alchemist - Chapter 240 Demon wings

ln the Higher Realm.{Ehhh! It’s started?} an entity exclaimed.{Yeah, but like, what the hell—she gave the golden finger to him? Of all people, someone useless and a scheming bastard?} another shot back, clearly not having it.{Someone Immediately Stop him he's corrupting the system!} An entity roared before they could even get ready for see how had had been chosen!___On Earth.[System Integration... 1%A wicked grin spread across his face. This was his chance—a chance to do something no one in those web novels and mangas and animes had ever done. To corrupt the system!minute later....[System integration... 85%...][System integration... 99%...][Integration complete!] It ran one last time...“Did I succeed?”And so the journey started.

There’s an ancient saying in Great Ruins, ‘Don’t go outside when it’s dark.’

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