The '''Black Sludge''' (Japanese: '''くろいヘドロ''' ''Black Sludge'') is a type of [[held item]] introduced in [[Generation IV]]. It hurts the holder, unless they are a {{type|Poison}} Pokémon, where it heals the holder instead.
The '''Black Sludge''' (Japanese: '''くろいヘドロ''' ''Black Sludge'') is a type of [[held item]] introduced in [[Generation IV]]. It is an [[in-battle effect item]] that damages the holder, unless they are a {{type|Poison}} Pokémon, where it heals the holder instead.
The Black Sludge (Japanese: くろいヘドロBlack Sludge) is a type of held item introduced in Generation IV. It is an in-battle effect item that damages the holder, unless they are a Poison-type Pokémon, where it heals the holder instead.
Black Sludge restores 1/16 of the Pokémon's maximum HP (rounded down) each turn when held by Poison-type Pokémon. It damages all other types by 1/8 of maximum HP each turn. Pokémon with the AbilityMagic Guard are immune to the damaging effect.