While Urdusin was busy questioning reality, the uncle of a certain young progenitor was sighing to himself as he spoke to his sister beside him.
"The two of you are so alike.
You both like using that technique to confuse your opponents in one-on-one fights."
"It's very efficient and takes requires no energy to use.
Why would I not use it?"
Cattleya replied to her brother as she watched her son use the same technique he had used on the poor instructor on the day of his academy entrance exams.
"So, you're the one who taught him that, huh? It's very useful."
Lucifer's Vestige spoke upon hearing her reply, nodding to himself as he instantly discerned what Arthur was doing from his breathing and footwork.
'Slipping into his opponent's unconsciousness and making it so their brain classifies his movements as 'unnecessary' information until the moment before the attack.