An odd assortment of floating polygons erratically rearrange themselves into a shape vaguely resembling a hummingbird, the "wings" and "tail" being blue oblong shapes. The Pokémon's reddish-pink head appears to be separated from the main body, hovering upside down, neck pointing upwards like a horn. It has a false blue "beak" and yellow swirly eyes.

"BzrrRRT!"

Porygon-Z is behaving incredibly unstably, yet it maintains a curious expression towards you, even as it's spasming in the air.