Whoosh…
It was a very soft sound of air being swept across…
One by one, the Heavenly Poisonous Arrows moved through the air and stealthily darted towards the group of enemies at the back.
There were no fluctuations of immortal power, nor any sharpness.
However, it was inevitable for there to be some disruption in the air.
In order to prevent the immortal enemies from sensing them, the arrows did not dart at any of them. Instead, they locked onto the gaps between the figures at the periphery…
Li Changshou's timing was very accurate.
At the back of the two arenas, forty arrows successfully reached the designated height.
The half-foot-long cylinder in front of the poisonous arrow split open at the same time. Waves of colorless and odorless poisonous powder and poisonous fog spread in the sky…
Plop…
They were like colorless fireworks that bloomed in the clear sky.