Ghost
Ghost type: weaknesses, resistances and Pokémon
Ghost Pokémon take double damage from Ghost and Dark moves, resist Poison and Bug moves and are immune to Normal and Fighting moves.
The balance is even: 2 weaknesses and 4 resistances or immunities.
Ghost moves are super effective against Psychic and Ghost and not very effective against Dark.
To beat these Pokémon, your best pick is Ghost and Dark moves. Avoid Poison, Bug, Normal and Fighting moves, which deal little or no damage.
There are 16 Pokémon with this combination, such as Misdreavus, Shuppet, Banette and Duskull.
Pokémon with Ghost as one of their types: 65