Static

If a Pokémon with Static is hit by a move making contact, there is a 30% chance the foe will become paralyzed.

Game descriptions

Ruby, Sapphire, FireRed, LeafGreen, Emerald:Paralyzes on contact.
Diamond, Pearl, Platinum, HeartGold, SoulSilver:Contact with the Pokémon may cause paralysis.
Black, White, Black 2, White 2:Contact with the Pokémon may cause paralysis.
X, Y, O.Ruby, A.Sapphire:Contact with the Pokémon may cause paralysis.
Sun, Moon, Ultra Sun, Ultra Moon:The Pokémon is charged with static electricity, so contact with it may cause paralysis.
Sword, Shield, B.Diamond, S.Pearl:The Pokémon is charged with static electricity, so contact with it may cause paralysis.
Scarlet, Violet:The Pokémon is charged with static electricity and may paralyze attackers that make direct contact with it.