Eluard didn't depart from the area.
He was curious about the identity of the spatial magic user that Elder Flock introduced. That person must be extraordinary for compelling the archmage to drag them in person.
Either they were an archmage, or they held a special place in Elder Flock's memories.
'I hope that it would work just like how that magic array formation restricted Lucan and Olivia from teleporting back to the academy.'
His plan was based on the encounter between the two students against the demonic creature.
This time, he wanted to separate the planes and prevent the demonic creatures from flipping the kill-switch the moment Eluard and Elder Flock conducts their purging operation.
He also sought to foil the demonic creatures by sending reinforcements from nearby or from the Wastes, which could significantly alter the outcome of the battle against Harrtugg Naaw and the undead beings.
