Ankoku Kishi Monogatari ~Yuusha wo Taosu Tameni Maou ni Shoukansaremashita~ - Chapter 84: Your Majesty Demon King's Little Angel

This book was inspired by My Hero Academia: Adaptation“Who decided being quirkless means you can't be a hero? Those are just rules made by people who never tried to break them.” When a battle-hardened warrior dies in one world and awakens in the body of a quirkless boy in another, the rules of heroism are about to change.Armed with combat experience from a darker realm and an iron will forged in warfare, he sets his sights on U.A. High School - the pinnacle of hero education. But in a society where superpowers are everything, his approach to strength might just shatter the entire system.Behind a gentle smile lies the mind of a warrior. As he builds his power through unconventional means, one thing becomes clear: rules were meant to be broken, and this world's definition of “hero” is about to be rewritten.Sometimes the strongest ability isn't a quirk at all. It's the will to change everything.

We are born free; yet, why do the deities and Buddhas claim supremacy!Bodhisattva, Buddha, Deity? ... I shall wipe out all your Divine Souls!If the heavens obstruct me, I will shatter these heavens; if the earth obstructs me, I will crush this earth!Tathagata, today you must return to me—five hundred years!...

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

When a person dies, they either die light as a feather (aka unimportant) or heavy as Mt. Tai (aka very important).