Chapter 737: Who Said That There Was No Other Powerhouses in the Xuan Yuan Immortal Sect

...

Once Ye Xiao's Destiny sacred art appeared, there was naturally no need to say anything more.

His powerful strength instantly destroyed Sacred Sovereign Emperor Dragon, the Sacred Sovereign with four apertures!

However, killing a Sacred Sovereign with four apertures caused Ye Xiao's lifespan to burn rapidly. In just a short while, he had burned more than a million years of his lifespan.

It was just like fighting with Feng Nishang. One might not necessarily be tired in the first few hours, but the last few seconds could exhaust one to death.

The energy output in an instant was vastly different from the depletion and loss caused by a long period of slow output.

When a normal person ran, jogging for half a day would at most cause them to gasp for breath. However, if one ran for a few thousand feet all at once, they might suddenly die from overwork.

"Huff! Huff!"