The Sword of Emperor

The Sword of Emperor (황제의 검) is a manhwa series.

Plot
A young Emperor is cast out of his Empire by his uncle, who seizes the throne for himself. The young Emperor sets out to become the strongest among the living, and take back what is rightfully his. Through a forbidden ritual, the young emperor acquires both the spirit of the strongest warrior to ever live and the spirit of a well-known monk. As he also inherits all their powers and techniques, the young emperor sets out to conquer all factions of the martial arts world to realize his goal of reclaiming the throne.