Beast Boost Abilities The Pokemon boosts its most proficient stat each time it knocks out a Pokemon. Pokemon’s with this Ability PokemonAbility1Ability2Hidden AbilityNihilegoBeast BoostBuzzwoleBeast BoostPheromosaBeast BoostXurkitreeBeast BoostCelesteelaBeast BoostKartanaBeast BoostGuzzlordBeast BoostPoipoleBeast BoostNaganadelBeast BoostStakatakaBeast BoostBlacephalonBeast BoostResults: 11