Only then did Abel realize that things had gone wrong. No matter how many Full Vitality Potions he had, he could not keep up with a rhythm that required using one every few seconds. Moreover, the Great Roar Spell Pattern simply could not be solidified within Doff's soul.
His mental power instantly entered Doff's soul, and he began carefully observing the changes in the Great Roar Spell Pattern.
The Great Roar Spell Pattern was devouring Doff's soul energy. Although the Full Vitality Potion was an all-purpose recovery potion, it was not particularly effective at replenishing soul energy and only repaired the soul.
It could be said that even if Abel used Full Vitality Potions in large quantities, he was merely maintaining a balance. He could not truly solve the problem.
Since the issue was a lack of soul energy, then he would give soul energy to the Great Roar Spell Pattern!
With that thought, Abel took out a bottle of Soul Potion and used Mind Transmission to send it directly into Doff's mouth.
As the Soul Potion entered Doff's mouth, it instantly transformed into a strange soul energy that entered his soul.
However, this time, the soul energy did not upgrade his soul. Instead, it was devoured by the Great Roar Spell Pattern, which visibly became more condensed.
Seeing that it worked, Abel sent bottles of Soul Potion into Doff's mouth one after another. When he sent in the fifth bottle, the Great Roar Spell Pattern within Doff's soul finally seemed to have eaten its fill. It emitted a powerful light before solidifying within Doff's soul.
Abel could not help letting out a long breath. It had finally succeeded.
He had no idea that what he had just done amounted to changing the world's rules. Spirit beasts used spells by