Embargo

Target cannot use its held item for five turns. If the target leaves the field, this effect ends. If a Pokémon under this effect uses Bug Bite or Pluck on a Pokémon holding a berry, the berry is destroyed but not used. If a Pokémon under this effect uses Fling, it will fail. This effect is passed by Baton Pass.

“This move can’t be used. It’s recommended that this move is forgotten. Once forgotten, this move can’t be remembered.”