to see just how high-quality these materials truly were.
If he had not known of the Dungeon's wonders, Dark would certainly have thought that the academy was raising demons within its grounds when he first saw so many high-grade demon materials!
That said, these materials were not something the academy could produce lightly.
Many of them had, in fact, been stockpiled during the war.
In particular, most of the materials used for this final stage of fusion were exceedingly precious, only enough for four or five experiments at most.
Therefore, they had to be especially cautious when carrying out this final step.
Dark clearly understood that.
As he fused the materials, he gave it nearly everything he had, undoubtedly working in his best possible condition.
However, by the time he had fused all the materials other than the soul consciousness of [Demon King Number One] to the quarter-stage, his magic power was almost exhausted.
Thus, he had no choice but to drink the mana-restoring Magic Potion Professor Kazel had prepared—not the [Phoenix Blood Potion].
The [Phoenix Blood Potion] had been prepared to break through his magic power limit in a short time.
Before that, he needed to take other, less potent Magic Potions to sustain himself.
Moreover, Magic Potions had to be taken in gradually increasing potency. Otherwise, drug resistance would cause their effects to steadily worsen.
After another full hour, Dark abruptly chugged down a potion meant to forcibly sharpen his mind, finally completing the fusion of most materials other than the soul consciousness of [Demon King Number One]. What remained were the parts that needed to be fused in conjunction with [Demon King Number One]'s soul consciousness.
"Professor, it's time for the main course."
His gaze was resolute. Without hesitation, he picked up the [Phoenix Blood Potion] once