Berserk

A dark fantasy manga and anime series set in a medieval world filled with demons, magic, and intense violence. It follows Guts, a lone mercenary with a tragic past, who wields a massive sword and battles against both human and supernatural foes. After being betrayed by his former friend Griffith, Guts is marked for death and hunted by demonic forces. The series explores themes of fate, revenge, and the struggle for survival in a brutal, unforgiving world.