Ash The Dark Brother

Ash and his allies go through multiple heartaches and challenges fighting for revenge against a god. Ash's main goal is unchanged from start to finish but his allies' goal turns towards him and his mental strength. Will Ash break letting loose all his powers, destroying the world in the process, or will his revenge be fulfilled. The experiment that Ash was subjected to caused a great deal of pain every second of his life, both mental and physical pain. How long will it take until he finally snaps?