Ok character change.

Voltage doesn’t live in earth, he lives on planet Gibos.

Gibos is a pretty wacky place. Filled with blocky backgrounds, pink,blue, white oceans.
And dimension cracks all over the place.

Voltage lives on an set island called “Bimios”

Well, South Bimios.
So this can finally explain why he’s short, fast, and have the sonic Cyclops eye