Lightning flickered above the heavens, thunder rolled, and the power of the thunder grew ever stronger.
There were nine bolts in the lightning tribulation. Su Mo had now endured seven, leaving only the final two.
These final two lightning tribulations were also the strongest.
Boom!
With an explosive crash, the eighth lightning tribulation descended.
This eighth tribulation transformed into an enormous thunder saber, over a thousand zhang long. Its thunderous might was vast, its saber might shook the world, and it cleaved down from the sky toward Su Mo's head.
Before the thunder saber even descended, its terrifying saber might made the earth quake and mountains sway. The ground split apart, forming a bottomless abyss stretching ten thousand li.
"Perish!"
Su Mo's face was frosty as he swung his sword again, using the first move of the Great Firmament Sword Art, Firmament Transformation.
The incomparably sharp Sword Qi was unstoppable, carrying the might to annihilate the heavens. Once again, it cleaved apart the eighth lightning tribulation.
Shortly afterward, the final lightning tribulation descended.
This final lightning tribulation took the form of a lightning sword, its power more than twice that of the thunder saber.
The mere aura emanating from the lightning sword completely annihilated the space within a thousand li, reducing it to nothingness.
"This final lightning tribulation probably possesses the attack power of a Martial Emperor Realm Ninth Level Peak expert!" Su Mo's eyes flashed like lightning as he stared intently at the thunder sword forming in the heavens.
Only this final lightning tribulation could force him to display his strongest strength. The previous tribulations had not been enough to make him go all out.
The lightning sword was two thousand zhang long, spanning heaven and earth. Its emanating power filled every member of the Grand Xuan Sect with