The Seven Deadly Sins: The Time Of Destruction

As the holy war comes to an end after 3000, Meliodas becomes the demon king to bring down the curse that was put onto him and Elizabeth, and to bring peace upon the land of Britannia. The Sins are no longer needed as they were created to fight the Jikai and the demon clan. Seeing as they completed their purpose, and Meliodas becoming demon king, they unknowingly awakened The Hunter, an ancient being of great power that once wreaked havoc upon the world, is now back and a group of beings, The Omens, come together to bring this threat down.