He does do it again, yeah. He can't figure out what's happening honestly, but he at least takes note of the way the electricity retreats eventually.

"What the fuck," he murmurs, looking at his hand. Looking over his body. This is baffling, but hey more information is always good, right? He picks himself up and goes to a different crack, one that hasn't been exploded, and does the same thing to this one, sticking his hand in down to the ground.