[ Memory Crystal was categorized as consumable and non-consumable. Consumable Memory Crystal only allows a single individual to forcefully learn the knowledge it contains. Non-consumable Memory Crystal can only be used by a special Mana Artifact that was capable of deciphering it. ]
"Hmm... I heard a little about that, tell me more, and what was this level you've discovered?" Wallace replied after getting a response from the Avalon.
[ All Consumable Memory Crystals were made by nature while all Non-Consumable Memory Crystals were created by human researchers or Mana Practitioners during the 3rd Generation Era of Artifact Development. ]