Rumble!
With a thunderous blast, a bolt of lightning as thick as a water barrel struck straight into the sea of phosphor fire on the mudflat at the end of the passage.
The instant the lightning struck, that tranquil sea of phosphor fire immediately surged as though a tsunami had been raised. A vast amount of Bone-Adhering Phosphor Fire rolled backward, sweeping toward Ye Zhen like a gale.
Almost the instant the lightning struck, Ye Zhen abruptly transformed into a streak of lightning and shot back in the direction from which he had come.
Because Ye Zhen had experience dealing with the Innate Bone-Adhering Phosphor Fire Spirit, he had taken charge of luring it out this time.
"Prepare!"
Ye Zhen roared, his face twisted in strain.
Although he fled faster this time, astonishing heat still rushed at him from behind.
Clearly, the Innate Bone-Adhering Phosphor Fire Spirit's cultivation had also improved by a considerable margin.
For such innate beings, as long as they had sufficient cultivation resources, the speed at which their cultivation advanced was simply unimaginable.
The instant Ye Zhen's lightning streak flashed past, the pursuing Innate Bone-Adhering Phosphor Fire Spirit let out an enraged shriek. It completely ignored Bai Zizai and the Arm-Connecting Fire Monkey King Sun Ba, who were pressed against either side of the tunnel walls, and flew straight past them as it relentlessly pursued Ye Zhen.
At the same time, the Spiritual Light Bai Zizai and the Arm-Connecting Fire Monkey King had spread densely across both tunnel walls began to fluctuate violently under the terrifying heat radiated by the Innate Bone-Adhering Phosphor Fire Spirit as it passed through.
Before the Spiritual Light protecting the formations within the tunnel walls could completely collapse, Spiritual Light surged from their palms. Together, they activated the Ice Fiend Coldflame