C88 Deep Infiltration and Fatal Strike

Deep within the cave, there was a small Black Water Pond. Tiny black bubbles sporadically surfaced, floating stubbornly before they would silently burst, releasing a grayish-black mist. Each rupture increased the density of the fiendish aura permeating the cave.

This was the true source of the malevolent energy in the Fiend Origin Cave.

Yao Mo floated above the Black Water Pond