Six crystals that once formed the trap used to contain Ilservian Palacost in the other realm. The trap was created by the Council of Five, five Yalaini mages assembled by Emperor Caerlin. The council included Lady Maila Realaidain, Viceroy Uweden Kormar, Lady Rajael Fellarien, Lord Kerenth Portenaer and Lady Adja. Asheron Realaidain also served as an assistant to the Council.