“Originally the undead monster group was born because grudges and regrets of the living meets with magic power. Moreover, though ferocious monsters inhabit the northern forest, there was no end to the people who set foot in there, because there are precious medicinal herbs and materials to be collected. Subsequently, numerous people had lost their life because they were attacked by monsters. Therefore, the condition for the undead to be born was set. However, the appearance of a strong magical individual like the Jack class had not naturally occurred in that environment. Because normally in the northern forest, the Skull Face is a Pawn class.”
Els added that she thought Shin might have mistaken it for a Pawn class. Moreover, it seemed that no one has actually fought it for it to be confirmed its authenticity. Nobody tried to verify it expressly because it was no more than a rumor.