Del's punch, enhanced with ether, could pierce through one-meter-thick steel. With his Point Star, his body's speed and power enabled him to penetrate steel three meters thick with a full-force punch.
However, by manipulating distance, Del created momentum in his punch that had traversed dozens of kilometers with constant speed and force. When the distance returned to normal, the stored momentum exploded at a single point.
Even the air and particles around the punch were unaware of its passage. When the tip of Del's fist touched the wyvern's snout, it was like a bullet striking a steel ball.
*BOOM!
The windows of both jeeps shattered instantly. The sound's vibrations even caused blood to flow from the subjects' body cavities. Kylia turned pale due to the effects of the vibrations, and if she didn't have a Unique Physique, she would have suffered the same fate as the subjects.