Soundproof: This Pokemon is immune to the effects of the sound-related moves Grasswhistle, Growl, Heal Bell, Hyper Voice, Metal Sound, Perish Song, Sing, Sonicboom, Supersonic, Screech, Snore and Uproar.
RSE and FRLG
Static: If an opponent directly attacks this Pokemon, there is a 30% chance that the opponent will become paralyzed.
[Emerald Field Action] If this Pokemon is in the lead spot, the rate of encountering an Electric-type Pokemon increases by 50%.
DPP
Static: If an opponent directly attacks this Pokemon, there is a 30% chance that the opponent will become paralyzed.
[Field Action] If this Pokemon is in the lead spot, the rate of encountering an Electric-type Pokemon increases by 50%.
DPP
Soundproof: This Pokemon is immune to the effects of the sound-related moves Bug Buzz, Chatter, Grasswhistle, Growl, Heal Bell, Hyper Voice, Metal Sound, Perish Song, Roar, Roar of Time, Sing, Sonicboom, Supersonic, Screech, Snore and Uproar.
Usually found in power plants. Easily mistaken for a Poke Ball, they have zapped many people.
Blue
Yellow
It is said to camouflage itself as a PokéBall. It will self-destruct with very little stimulus.
Gold
It rolls to move. If the ground is uneven, a sudden jolt from hitting a bump can cause it to explode.
Silver
It was discovered when POKé BALLS were introduced. It is said that there is some connection.
Crystal
During the study of this POKéMON, it was discovered that its components are not found in nature.
Ruby
VOLTORB was first sighted at a company that manufactures POKE BALLS. The link between that sighting and the fact that this POKéMON looks very similar to a POKE BALL remains a mystery.
Sapphire
VOLTORB is extremely sensitive - it explodes at the slightest of shocks. It is rumored that it was first created when a POKé BALL was exposed to a powerful pulse of energy.
Emerald
It bears an uncanny and unexplained resemblance to a POKEBALL. Because it explodes at the slightest shock, even veteran TRAINERS treat it with caution.
FireRed
A life-form whose identity is unknown. It is said to SCREECH or suddenly SELFDESTRUCT.
LeafGreen
Usually found in power plants. Easily mistaken for a Poke Ball, they have zapped many people.
Diamond
It looks just like a Poke Ball. It is dangerous because it may electrocute or explode on touch.
Pearl
Platinum
It looks just like a Poké Ball. It is dangerous because it may electrocute or explode on touch.
Stadium 1
Usually found in power plants. In some instances, they have been seen drawing power from the trolleys of electric trains.
Stadium 2
It rolls to move. If the ground is uneven, a sudden jolt from hitting a bump can cause it to explode.
TCG
Voltorb: Usually seen only in power plants, it is sometimes seen in towns, apparently using the power lines to travel.
