The Sacred Medallion is a medallion with ancient powers that protects its wearer and nearby friends from danger.
In order to obtain the Sacred Medallion, one must either obtain it from the current wearer/owner or kill him/her. If one steals the Medallion, he/she would experience misfortune for the rest of his life unless he/she returns it to the rightful owner.
During the 3rd arc of the series, the Medallion was hidden underground and Freud successfully obtain it but soon he gives it to Miriam so that he would not always worry on her safety every time the dark forces attacks. It was believed that Freud gave it to her as the sign of his love.