Generation Ix
Sword Of Ruin
The power of the Pokémon's ruinous sword lowers the Defense stats of all Pokémon except itself.
Detailed Effect
The power of the Pokémon’s ruinous sword lowers the Defense stats of all Pokémon except itself.
Pokémon With Sword Of Ruin
1 canonical Pokémon form can have this Ability.
Chien Pao 
