Achilles

Achilles was a legendary hero of Spata and of the, who fought durign the , but he is highly famed for his involvment in the Vacuo campaign, and his semblance being incapable of physically being harmed. He is more famously in the involvment of the Vacuo campaign of the war, fighting with until he was struck by a arrow in his only weak spot, his heel by Hector of Mantle during their fight.

Due to his famous battle against Hector, the term "Achilles Heel" refers to a weakness of great vulnerability.