Merlin and the old man in black robes returned to Mage Button's residence. The old man hurried back to prepare Purple Stone Powder Potions to stabilize his Spell Model, while Merlin had just obtained the materials for Blueberry Potion as well. They did not chat any longer and returned directly to their rooms.
Merlin was already thoroughly familiar with preparing Blueberry Potion. He had even more or less mastered the heat control, so the success rate of preparing the potion would surely rise considerably.
Thus, Merlin swiftly took out some Blueberry Potion materials and began slowly preparing the potion according to Matrix's steps.
*****
Three days later, Merlin finally used up the last batch of potion materials. His success rate in preparing Blueberry Potion had improved rapidly. Out of nine sets of Blueberry Potion materials, he successfully prepared four potions.
This success rate was far higher than when Merlin had first prepared them.
After drinking those four Blueberry Potions, Merlin's Mental Power increased greatly. He vaguely felt that he might be able to try constructing a third First-Level Spell.
However, that was only for ordinary First-Level Spells. If Merlin wanted to construct highly complex Spells such as Solidifying Ice or Darklight Domain, his current Mental Power was still somewhat insufficient.
After pondering for a while, Merlin decided to wait until his Mental Power increased a little more, then directly construct Solidifying Ice or Darklight Domain. In any case, he already possessed both a defensive First-Level Spell and an offensive First-Level Spell. He was no longer in such urgent need of constructing another First-Level Spell, so there was no need to rush.
Merlin rose, pushed open the door, and walked outside. The weather was excellent today. Warm sunlight filtered through the clouds and fell into the courtyard. It was not overly