Generation Viii
Chilling Neigh
When the Pokémon knocks out a target, it utters a chilling neigh, which boosts its Attack stat.
Detailed Effect
When the Pokémon knocks out a target, it utters a chilling neigh, which boosts its Attack stat.
Pokémon With Chilling Neigh
1 canonical Pokémon form can have this Ability.

Glastrier