"Mentor."
Amid the crimson flames drifted wisps of gray light. The Purgatory fire on Black Isotta's body was far less tyrannical and fierce than that of King Aibadon of the Purgatory Giants, yet it brimmed with profound savagery and fused with Nightmare illusion. He looked like a gaunt ghostly shadow, blurred and indistinct, as Black Isotta took the initiative to bow to Green.
"M-Mentor!?"
Few wizards knew of Black Isotta's relationship with Green. As the Evil Crystal serving as the guardian of the Third-Ring Holy Tower's projection in the Wizard World, he naturally knew nothing of it. Seeing the renowned Purgatory Nightmare Stigma Wizard actually pay a disciple's respects to Green, he froze on the spot, mouth agape yet unable to utter a word.
In Evil Crystal's view, Black Isotta had sought out Green either to discuss joining forces to complete their mission or to make a show of force. Never had he imagined that the two shared such a relationship. It was truly inconceivable.
This Annihilation Tower Stigma Wizard had experienced, at most, only one epoch. As a modern wizard, advancing to become a Stigma Great Wizard and offering himself in pursuit of True Spirit was already a rare legend. Yet he actually possessed a disciple even more earth-shattering?
There were indeed very few who knew that Black Isotta was a wizard of the Soul Garment's three lifetimes. If they knew that a wizard had been reincarnating time and again since ancient times for the path to True Spirit, then such accomplishments would no longer seem surprising.
"Mm."
Green accepted the salute as a matter of course. After briefly regarding the Stigma Great Wizard beside Black Isotta, he said in a low voice, "What is it? Is there some special mission? I also have some private dealings with the