Pokédex / AbilitiesUnnerveAbout the abilityUnnerve is an ability introduced in generation 5.25 Pokémon can have this ability, such as Joltik, Galvantula, Litleo, Pyroar and Rookidee. For 17 of them it is the hidden ability, usually obtained from events, raids or breeding.Official effectPrevents opposing Pokémon from eating held Berries.Pokémon with the ability (8)JoltikGalvantulaLitleoPyroarRookideeCorvisquireCorviknightCalyrexAs a hidden ability (17)EkansArbokMeowthPersianAerodactylMewtwoUrsaringHoundourHoundoomTyranitarMasquerainVespiquenAxewFraxureHaxorusBewearUrsaluna