Devil Slave (Satan system) - Chapter 14 Do Not Bow...

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

He lived like a king, died like a grandpa... and woke up as a bratty villain inside a fantasy novel.Nice.Born into the mighty Arkanveil family, he’s expected to grow up spoiled, arrogant, and doomed. But sorry, fate — he’s got better plans.Armed with a broken Proficiency Panel, two god-tier Traits, and the mind of a seasoned conqueror, he’s here to rewrite the script.Demigods plotting. Councils scheming. Demon Emperors laughing.They’re all just EXP waiting to happen.Pretending to be a clueless baby genius, he secretly trains, conquers, and stacks power like a final boss.Because this time, the EX-Rank Villain isn’t playing to survive.He’s playing to win.The world’s greatest families have no idea what’s coming. But hey... they’ll find out soon enough.“EX-Rank problems require EX-Rank solutions.”

Ila, who had served the Empire for half his life, was decisively betrayed. He wanted to go to another country, but was almost killed on the run and then saved by the Dragon Lady Demon King.After crossing over, Ila, who had killed demons for half his life, was a bit scared, but...“Those who struggle with the evil dragon should be careful not to become the husband of the dragon...”“When you stare at the abyss, the abyss... offers a kiss.”Ila Elkaras was very confused.But the reality he encountered forced him to examine whether the abyss stood in the demonic world or... “The Empire of Light and Justice”

A veteran player of “Starry Abyss” and a Meteor Fall Master known as Ace Bro, Li Zi came to the game world with his system template, arriving at the era of the game's beta version.This was the worst of times.Cosmic forces and financial magnates colluded, causing The Gate to the cosmos to be shut, planets' resources exhausted, even sunlight monopolized.It was also the best of times.All the Extraordinary Systems had just started, and in this era, only he possessed the final version patch as a Meteor Fall Master.While people reveled in the smoke of plasma cannons, Li Zi had already torn apart warships with Gravity.As Special Ability users proudly indulged in their awakened abilities, Moonlight had already become a servant to Li Zi.When the Interstellar Fleet crossed the Galaxy, Li Zi had just ignited the forty-second Stellar, illuminating the entire cosmos.“People have been trapped on the ground for too long and have forgotten that this Starry Sky should belong to us all,” he said gently, holding a black hole in his hand while facing an indescribable native Evil God.