All the protective barriers in the summoning hall instantly shone to the extreme. Upon sensing this aura, Matthew instinctively felt a shiver, prompting him to immediately activate all the protective witch arrays.
"It's probably a big one," Matthew kept a close eye on the situation inside the altar.
Under normal circumstances, even if the summoned entity was strong, it could at most exert the energy of a Level 4 Life.
This was still within the defensive capabilities, at most making the scene appear somewhat dangerous, but in reality, it wouldn't pose any major threat.
Thus, Matthew hadn't forcibly interrupted the summoning ritual just yet. At least for now, it didn't seem to be a pressing issue.
After feeling that aura, Duke's heart also contracted fiercely, and all his muscles tensed up instantly.
He sensed that the presence on the other end of the passage had an absolute level of power that gave him a feeling of lethal threat.
