Cancer
Zatiel took a deep breath as he clenched his fist, generating shock waves that spread through the Emptiness. That physical might alone was enough to challenge weak Rank 10 life forms, yet he knew that was far from enough to face that monster.
'I still have a lot of time to face that thing. Now I will fix something that should have never happened.' Zatiel smiled, and determination emerged in his eyes. He wanted to return to the Prima Universe and begin, but there was something he needed to do before that.
The Neo-Demon Ancestor's perception peaked as he spread his consciousness through the Emptiness.
Searching blindly for something or someone in the Emptiness was extremely hard, but Zatiel detected many life forms that focused on him during the supernova of the purple sun. That was a grave mistake since it told Zatiel their approximate location.