The Black Devil: I Awakened With the Sword That Will End the World

Sarthak was a failure on Earth. An MBBS student who never chose his own life, he spent his days sleeping, playing games, and watching everyone surpass him. Then he awakens in a world seventy times larger than Earth, where gods, demigods, emperors, and martial artists rule existence. On the brink of death, he touches a cursed black sword said to bring the end of the world. Hunted by powers beyond his understanding, Sarthak must grow from the weakest man alive into someone worthy of carrying the Black Devil. In a world where strength decides everything, can an ordinary boy who never believed in himself change fate? — Description from novelcodex.org