StaticHas a 30% chance of paralyzing attacking Pokémon on contact.
emeraldblack white
AftermathocultaDamages the attacker for 1/4 its max HP when knocked out by a contact move.
black white
Pokédex
It bears an uncanny and unexplained resemblance to a POKé BALL. Because it explodes at the slightest shock, even veteran TRAINERS treat it with caution.
It looks just like a Poké Ball. It is dangerous because it may electrocute or explode on touch.