Seagald hadn't had a deep understanding of Fire Shadow, so he'd only used it as a convenient transportation ability. However, Lee Shin-Woo was different.

He was not only well-versed in both fire and darkness, but also commanded scores of subordinates and could commune with them. Therefore, Lee Shin-Woo could use Fire Shadow to turn his subordinates into 'little Lee Shin-Woos'. And what would happen if he adjusted his abilities slightly and applied them to his subordinates?

...Well, it would be hell on earth.

[Our enemies aren't here! Us undead’s enemies are the humans! Do you not see those contemptible humans gathered on that vast plain!? Do you truly not see those humans brazenly living and breathing on the surface!?]

Shino Rendu, one of Lee Shin-Woo's many loyal retainers, yelled in a booming voice.

Just a little while ago, Shino Rendu and the Pauls had been roaming across the Underground Empire, hurling all sorts of insults at the undead. They had finally lured the undead through the long underground passageway—the undead were afraid of the existence of the barrier rather than the barrier itself....