Clark instinctively braced himself for impact, and Livewire-

PAIN.

-passed through him, lighting him up like a Christmas display. Blacking out, Clark tumbled to the ground. Thankfully, unlike Kryptonite, the jolt only bypassed his powers instead of shutting them down, so he left a pseudo-Kryptonian-shaped dent in the ground rather than a smear, and the sudden impact jostled him back to consciousness/