Back in the Red Colosseum, Sunny had spent an excruciating amount of time remembering and comparing the weaves of different Memories in order to understand what they had in common.
In his mind, there were three traits that all Memories shared: the ability to be summoned and dismissed, the ability to repair themselves while dismissed, and the connection to the wielder's soul.
By recognizing these three universal parts of the weave patterns, he thought that he had learned how to reproduce these simplest enchantments, at least to the point where he managed to create a simple pattern that allowed an item to be dismissed and summoned from essence.
…However, there was a fourth quality that all Memories shared, one that he had not thought about.
All Memories had a name.
'I am an idiot… such an idiot…'
He of all people should have known what power names wielded, considering that his own True Name was literally the key to having absolute control over him.
