Visualization
'Hm…'
The feeling was ultimately extremely subtle, and he couldn't glean anything more from just this. So, he tried moving the dagger around some more.
He controlled the dagger to move in a circle while he tried to draw a square with one of his fingers in the air.
Sylas' green irises brightened. He could actually do it.
But this wasn't too difficult for him. Compared to boxing where he was mostly an amateur, he was quite a high-level pianist. He felt that he should have already been capable of doing this. The question was whether he could really control the dagger like a secondary version of him or not.
Even with his experience as a pianist, he had found controlling the dagger, or multiple daggers at once, too taxing in battle.
He raised his other hand, trying to draw a square with one, a triangle with the other, and a circle with the dagger.