C690 The Mysterious Pills of the Xie Group

When he thought of this, Yue Feng recalled the rune that Xue Sha had used not long ago in the Fiend Soul Sect.

Forbidden Spell, Blackflame Roar.

Yue Feng guessed that Xue Sha had also obtained inspiration from the Dragon language and created that rune.

Previously, when Xue Sha had activated his rune, he could clearly see a huge black dragon charging towards Yue Feng.

If this was the case