escudo_sword_(rayearth)

The swords that the three Magic Knights use in Magic Knight Rayearth. It is made from the legendary ore Escudo, and can only be forged by Presea (rayearth). The Escudo swords will evolve and become stronger, but only if their users’ wills likewise become stronger after enduring various tribulations. Each sword can only ever be used by its intended owner, with negative consequences if anyone else, even a fellow Magic Knight, tries to wield it.