Dreamcatcher

Dreamcatcher (ドリームキャッチャー) is an item created by WD for Generation C.

A Pokémon holding Dreamcatcher takes no damage from moves while sleeping. The Pokémon will be targeted normally, but when the move is executed a caption will appear saying "(move)'s effect was prevented by (Pokémon)'s Dreamcatcher." Dreamcatcher will not prevent non-damaging effects or the effect of.