The Engraving Technique is a spell that forcefully instills knowledge into a person's brain. Moreover, the most amazing part is that it isn't a mental type spell.
Long Yi had been subjected to the Engraving Technique once before, applied by a spy from the Black Dragon Empire at the Magic Research Institute, Yavenny erased it later, saying that it was bad for the brain.
If it's not a mental-type spell, would it also work on these Crystal Cores?
The four heavenly kings of the Magic Research Institute looked at each other.
Apparently, the research on Engraving Technique has reached a practical stage. They have always been conducting experiments on humans or animals as hypothetical targets. They had never thought whether the technique could be applied to these lava Crystal Cores?
"Let's try it!" Ding Ge jumped up excitedly, but then fell to the ground seeing black in front of his eyes.
