Black Sludge

Held: Poison-type holder recovers 1/16 (6.25%) max HP each turn. Non-Poison-Types take 1/8 (12.5%) max HP damage.

A hold item that gradually restores the HP of Poison-type Pokémon. It inflicts damage on all other types.

8 species hold this item in the wild — you can get it by catching them or by using Thief.