Though Shawn had fully absorbed the first stage of the Extraordinary Relics, his current power had not reached its limit. Firstly, he mastered very few spells, secondly, he had no Super Magical Ability, and his Combat Specialization was not yet fully formed.
This is equivalent to Shawn preparing to break through to the next realm without a solid foundation.
This is why Aemon said Shawn was on the verge of being ruined in terms of cultivation. As a Foreigner, he was completely unaware of the promotion system within the Bizarre Realm; the things he could learn were those taught by Ms. Hecate, but Ms. Hecate was too busy to spare any time to teach Shawn beyond the limit.
Shawn's arranged promotion path was that of the Witch Demon's advancement method.
Fire Thief.
