Many years ago when Clow Reed created the Clow Cards and the four guardians he was visited by an old friend, Kaosu. Kaosu told Clow about Talpa, and how he had created the nine armors to stop the demon if he should ever rise again. After receiving this knowledge from Kaosu, Clow informed him that he had finally finished his Clow Cards and offered to help Kaosu create a backup in case the bearers of the armors did not successfully fight Talpa. Kaosu agreed and together they created the Medallions of the Elements:
The Katana of Fire
The No-Datchi of Light
The Yari of Water
The Naginata of Earth
The Bow of Wind Blue
The Kusari-Gama of Strength
The Katanas of Venom
The No-Datchi of Darkness
The Chin-lin-tao of Illusions
Once the Medallions were sealed four new guardians were created: