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Effect / Mechanics
Held: Holder gains 4 Attack effort values, but has halved Speed in battle.
Source: PokeAPI
In-game description
"An item to be held by a Pokémon. It reduces Speed but allows the holder’s Attack stat to grow more after battling."
Properties
Holdable Holdable (Active)
Fling Power
70 Power
Power of the move "Fling" when using this item.