"Damn it! If not for that damned pillar of light!"
The black dragon roared in pain as black flames burst across its massive body, forcing it to retreat.
Only after exchanging blows did it realize that it was no match for Mu Qing at all!
They were both second-stage Supreme beings at the tenth heaven, yet Mu Qing's power was vastly more profound. Not to mention that the black dragon was still restricted by the spatial passage, its strength diminished.
"Fiendfyre Curse!"
Mu Qing waved his hand and hurled out a cluster of ghostly blue flames—the Fiendfyre from the Evil God Scripture.
The moment the ghostly blue flames touched the black flames, they immediately revealed a greedy intent, beginning to gnaw away at the black dragon breath and transform it into their own power.
In the blink of an eye, the ghostly blue flames swelled with overwhelming force, growing fiercer and fiercer as they swept through every corner of Dragon Valley like a vast ocean.
Everything in Dragon Valley was consumed by the ghostly blue Fiendfyre. The corpses of the Giant Dragon Clan and the six experts from Death Hell all became fuel for the ghostly blue Fiendfyre.
At that moment, Dragon Valley was filled with three-colored flames: golden Sun Fire, ghostly blue Fiendfyre, and pitch-black dragon breath.
Clearly, the pitch-black dragon breath flames were steadily weakening, while the ghostly blue Fiendfyre grew increasingly savage. The golden Sun Fire followed close behind, encircling the black dragon breath.
Mu Qing held the Silver Time Spear. With every thrust, a phantom of the River of Time accompanied it, leaving bloody holes across the black dragon's body.
"How can you be this powerful?!"
Bathed in black flames, the black dragon was driven back step by step.
It could not comprehend why the gap