C163 He Had Come to Denounce Him

The moment the furious roar came from behind him, Sui Guan could feel the spiritual energy in his body trembling. His eardrums felt extremely unpleasant as well. His ears were vibrating.

From this, it could be seen that the roar just now had come from the enhancement of the spiritual energy.

What kind of expert was that? With just his voice alone, Sui Guan, a Innate Stage practitioner