Sludge Bomb

Sludge Bomb is a -type move introduced in Generation II. The user hurls toxic sludge at the opponent Pokémon, which inflicts damage and may badly poison.

In Battle
It is a damage inflicting move but also has a 30% chance of poisoning the target.

Outside of Battle
It has no other effect outside of battle.

Trivia

 * Sludge Bomb is more powerful than Sludge, but it sadly has less PP.
 * Only 8 Pokémon can now learn it by leveling up; Grimer, Muk, Koffing, Weezing, Gulpin, Swalot, Croagunk, and Toxicroak.
 * Pokémon with the ability Serene Grace benefit from this move.