Bastion

Reborn without memories, Scorio is a Great Soul destined to defend the ancient city of Bastion. He trains at the Academy, rediscovering his powers and preparing for battle against infernal foes. But when he's betrayed and sentenced to death, Scorio is cast into oblivion. He vows to claw his way back, defeat his classmates, and ascend the ranks to uncover the truth of his forgotten past and the reason his enemies fear him.