Not even a moment later, a grey flame appeared all around him as it exploded around Samiel Zentuar, burning down everything in its path; all pirates that were watching and observing the battle were turned to ash.
This was the 6th Level Spell of the Void Magic called Void Flame, a special type of flame that didn't burn anything inorganic, but on the contrary, it was especially dangerous and devastating to the organic manner.
Due to his genius, he could easily cast Spells that were above his Tier, though, at the same time, he wouldn't be able to do such a feat in his normal state without paying an appropriate price. While he indeed had enough Mana for that, the mental strain and pressure on his soul were too much.
But when he was using the Possession of the Outer Gods, the situation was vastly different, especially when he was using the Void Magic Spells.