C22 Secret Technique

Upon noticing Zhang Heng's gaze on the bamboo tube at his side, the bald man chuckled and said, "This isn't an Origin Weapon, but its power isn't far off."

He proceeded to take out the bamboo tube, put one end to his lips, puffed out his cheeks, and forcefully exhaled at a rock three meters away. A dark beam burst forth from the tube, and with a soft 'puff