The dark clouds had come from who-knew-where, their rumble spreading across the world. Rolling thunder flashed from the clouds now and then, wave after wave appearing above the World-Opening Thunder Drum. The green zither Qingli Yu had played earlier was now drowned out by the drumbeats, and the pressure weighing on me instantly shrank to almost nothing!
The World-Opening Thunder Drum could be called my strongest sonic weapon. This treasure had been forged by Meng Xuejun, a master artifact refiner, and me, using the hide and bones of the World-Opening Beast. It could be considered the strongest divine artifact under heaven today. Thus, whenever the great drum suffered any sonic attack, it could vibrate in response and unleash an even more powerful wave of sound of its own!
Boom! Boom! Boom!
When the zither music attacked me and the World-Opening Thunder Drum, the drum indeed responded with deafening thunderous beats. The zither music was graceful and beautiful, but the thunder drum was something else entirely. When the zither music collided with the roar of a war drum, it was like a soldier running into a scholar—there was simply no reasoning with it.
Qingli Yu's expression changed as he looked at the ancient, brutally simple great drum. It had already wiped out the zither music without me even striking it. If I actually beat it, what earth-shaking roar would it unleash? He probably did not even dare imagine it.
The World-Opening Thunder Drum possessed a fearsome counterattack against all sonic divine weapons under heaven. Unless no sound caused it to vibrate, once sound collided with the great drum, its own counterattack was enough to silence the other side. And the more powerful the opponent's sonic attack, the stronger the World-Opening Thunder Drum's counterattack became!
This also gave some indication that Qingli