Traveling through the era of spiritual energy revival in another world, a universe appeared in the palm of your hand. You control the universe in your palm and set off a storm in the era of spiritual energy revival.

In the palm of his hand, looking at the galaxy clusters stretching for billions of light years, he opened his hands, and countless world-destroying divine thunders, forces of disaster, forces of cause and effect, and heavenly punishments descended.

After a moment, the front turned into nothingness.

"One day, I will control all the rules of this cosmic sea and become the controller of these 129,600 universes." Yuan Yi said in his heart.

Group number: 631624566, welcome to play

Academy City. A magical city with a population of 2.3 million, filled with countless individuals possessing extraordinary abilities. Standing at the pinnacle of that city are true monsters. The first, Accelerator. The pinnacle of existence, possessing the strongest and most evil ability to truly control the direction of all energy, the strongest and most all-powerful monster in Academy City. He will face encounters with countless worlds that transcend time and dimensions. This is a world where countless imaginative beings converge, a world of magic, a world of technology, and all sorts of people and things will mingle within it. And then, the first will experience all of this firsthand. "—Interesting, then let me see how your so-called justice actually works, heroes?" Accelerator, who has degraded himself to a villain, the most vicious and evil anti-hero, what kind of encounters will he encounter on this journey beyond dimensions? The strongest and most evil one-way dark hero awakens here. A crossover anime/manga fanfiction, the protagonist is Accelerator from the original work, striving to recreate the feel of the original A Certain Magical Index.