Chapter 1554: Devouring Black Demon Lightning

“Black Demon Lightning…”

Xiao Yan’s feet paused outside of the region filled with black lightning. His eyes studied the black thunderbolts that clustered together before shock involuntarily flashed across them. Who would have expected Black Demon Lightning, which could only be attracted after a tier 9 medicinal pill was refined, to exist in such vast numbers in this pool. This world was indeed filled with all sorts of mysteries.

Xiao Yan was not unfamiliar with this Black Demon Lightning. He had once summoned it after refining a pill back at the Small Pill Tower. However, that Black Demon Lightning was insignificant when compared to the Black Demon Lightning in this lightning pool. Fortunately, Xiao Yan’s strength far surpassed what it had been back then. Otherwise, he would only have been able to flee after seeing such a number of Black Demon Lightning…

“The strength of nature is indeed unpredictable…”

Xiao Yan shook his head, but he did not immediately let the Northern King absorb the lightning strength. There was a lot of Black Demon...