It was the Sugato Sword that was reining in the giant bloodcorpse, keeping it suppressed beneath the ground. Since the immortal ghost, Yueshen, had nine bloodcorpses at her command, that afforded Lu Yun a glimpse into their true nature.

They were a zombie variant that could transform themselves into streaks of crimson light and possessed a strange, cursed power. Their unique constitution allowed them to reform with just a small amount of fresh blood, even after being completely scattered.

In other words, bloodcorpses were close to invincible.

Radiating a blindingly sharp energy, the Sugato Sword firmly suppressed the crimson zombie, cutting into its flesh and leaving behind open wounds. 

“It hasn’t finished its transformation...