C1009 Unknown Hall(part Iii)

Apart from Zhang Fann, Narandi and the others had no choice but to retreat due to the powerful explosive force.

Because they couldn't withstand it.

It was a high level Reversal Formation, and it had been functioning for an unknown period of time. The instant it exploded, it released a powerful force. It could be said that even Zhang Fann himself needed to use all his strength to resist it