"Bang..."
The Azure Flame Dragon's head slammed into Gu Yunxiao, yet did not hurt him in the slightest. Even its burning azure dragon flames gradually dimmed.
To Gu Yunxiao, this attack was as good as something he was immune to.
Sure enough, he's no ordinary Soul King! Xian Lin'er's gaze sharpened, and her apprehension grew heavier.
"Sixth Soul Skill, Azure Flame Dragon Spear!"
The Sixth Soul Ring on Xian Lin'er lit up, and a savage-looking azure dragon-flame spear appeared in her hand.
Then she charged at Gu Yunxiao, thrusting her spear straight at a vital point.
The burning azure dragon flames might have seemed to be its strength, but that was not the case. The true power of the Azure Flame Dragon martial soul lay in its wind element.
Under extreme compression, the wind generated azure flames through intense friction, giving them tremendous destructive power.
Moreover, the Azure Flame Dragon and the Rouge Dragon were powerful martial souls on the same level, except that the former possessed the power of disintegration, while the latter possessed the power of annihilation.
"Whoosh-"
A spear suddenly thrust out from a whirlwind of azure flames.
Gu Yunxiao remained utterly calm. He raised his dragon claw and easily caught the spearhead.
His dark-purple scales were exceptionally hard. No matter how sharp the Azure Flame Dragon Spear's head was, it could not leave so much as a cut.
"So strong!"
Xian Lin'er's expression changed in shock. She tried to pull back her dragon spear, only to find its head clamped firmly in Gu Yunxiao's dragon claw, unable to budge.
It felt as though the dragon spear had been embedded in steel, almost fused with it. No matter how she pulled, she could not wrench it free.
"A wind-attribute dragon soul."
Gu Yunxiao glanced at the enormous