 Siegfried then came to check Soul Edge, but he became possessed by the release of the "Evil Seed" and turned into the monstrous Nightmare.The Evil Seed event had major impact to the world, including several people going insane, and Nightmare replaced Cervantes in terrorizing the world, wanting to recover the lost Soul Edge fragments.Three years later, Nightmare had prepared for the ritual to complete Soul Edge, but three warriors from Asia, Chai Xianghua, Kilik, and Maxi stormed his castle, the Ostrheinsburg and managed to defeat Nightmare, with Soul Edge's spirit (Inferno) being shattered by Xianghua's blade, which was revealed to be the lost Soul Calibur.