Supernatural Power Entry: Who Made Demon Ancestor the Demon Slayer!

"I've said it many times, I rely on my memory as the Demon Ancestor to kill demons." "The father of all demons, the ancestor of all demons, have you heard of him?" "Never heard of it? Then I can only say that I rely on knowledge." "Knowledge is power, do you understand?" "What, you want me to talk about the fact that I am the Demon Ancestor?" "Who asked me to be a demon slayer? How did I know!" After the death of the Demon Ancestor, he was reincarnated into the demon-slayer Xu Qinghe. The fragments of the Demon Ancestor's corpse have become the ultimate magic weapon that demons and humans compete for. "No matter what, I have to leave a complete body for myself." Fortunately, although the Demon Ancestor's cultivation was not brought over, the Demon Ancestor's knowledge was brought over. His mind contains all the knowledge of demons and demons, as well as methods of absorbing and synthesizing magical powers. Combine [Giant Impact] and [High Frequency Combo] into [High Frequency Impact] Combine [High Frequency Shock] and [Water Jet] into [High Frequency Water Arrow]... And his ultimate goal is his magical power [Indestructible Body in Hell Fire] Eternal and indestructible. "Wait, how did I die?"