As One
1 Pokémon or form can have As One: 1 as a regular Ability.
What does As One do?
This Pokémon has the combined effects of Unnerve and Chilling Neigh. Opposing Pokémon cannot eat held Berries while this Pokémon is in battle. Affected Pokémon can still use Bug Bite or Pluck to eat a target's Berry. When this Pokémon knocks out a target, it utters a chilling neigh, which boosts its Attack stat.
Which Pokémon have As One? (1)
How Abilities work · Hidden Abilities explained · Every Ability