Shield of Achilles

Original Form= Even more celebrated than Achilles himself, she is the Anima of his overwhelmingly powerful shield. She claims the reason for her great strength is that the entire world is condensed and contained within the shield.

How to Acquire

 * "The Vengeful Aegis" Event: Collect 60 sets of ???? Strike Sealstones.
 * You can get Shield of Achilles magatama upon completing the 70th, 80th, 100th, 120th, and 150th set.