Sound Diffraction (Ability)

Sound Diffraction is an Ability. All Pokémon that have this ability are Sound types, and so the ability is original to Pokémon Beryl.

Effect
Sound Diffraction causes Sound-type attacks used on the Pokémon with this ability to strike every Pokémon on the field, including the user and the intended target. Damage is calculated individually, and type resistances and abilities are taken into account.