Dark Pokemon, with the exception of a few, including, but not restricted to Spiritomb, Sableye, Drapion, and Honchcrow, are all weak against Bug- Type and Fighting-Type moves.
Ghost & Flying. I believe that's it! Not dark or bug because although they're super-effective against Psychic, they are not-effective against Fighting. And not Psychic, because though it's super-effective against Fighting, it's not-effective against Psychic.
Water and Grass attacks are super effective against Onix.
Rock, electric, ice, and psychic types are super effective against Crobat.
Steel is super effective against rock type pokemon.
Well fighting types are super effective aganinst dark types like umbreon or Drapion
Drapion is not a bug pokemon, he is poison and dark.
Dark Pokemon, with the exception of a few, including, but not restricted to Spiritomb, Sableye, Drapion, and Honchcrow, are all weak against Bug- Type and Fighting-Type moves.
Flying and Psychic are super effective against fighting
Lightning is super effective against Water and Flying types in Pokémon battles.
Ghost & Flying. I believe that's it! Not dark or bug because although they're super-effective against Psychic, they are not-effective against Fighting. And not Psychic, because though it's super-effective against Fighting, it's not-effective against Psychic.
Water and Grass attacks are super effective against Onix.
Bug Type and Fighting Type moves are super effective against it.
Rock, electric, ice, and psychic types are super effective against Crobat.
Steel is super effective against rock type pokemon.
psychic pokemons and attacks are super effective
super effective is bug