Chapter 1048: Chapter 1048 1048. Burning A Hole In The Dome’s Wall

"How the heck does an eternal grade demon appear! I thought the portal is already half-closed and should not be able to support such a powerful demon?" Jack asked.

"Underworld demons are different from the demons you encountered in the wilderness. They need corrupted mana to survive," Peniel explained.

"That portal oozes corrupted mana into this world that allows the underworld demons to exist in this world. Under normal circumstances, there shouldn't be enough corrupted mana to support such a powerful underworld demon."