Wraith
Hao Xuan rotated like a spinning top more than 5 times circling around the breach, his blade cutting through rock, metal, and concrete as if it were made of paper.
The few structures that remained standing crumbled and fell in the blink of an eye, effectively burying the breach and blocking all physical access to the outside world.
Hao Xuan quickly walked up to it and upon sensing the weakness in its surroundings he shot back towards Liet's direction as fast as he possibly could.
By the time he arrived, Nae Shin was already standing in the doorway- sword at the ready. More than three dozen specters surrounded them from every direction. One would come flying in from the back while he was busy fighting the one in the front.
They hid themselves well within the sea of Yin energy, only revealing themselves for a second or two at a time before retreating.