Ghost-type Pokemon are weak against Ghost and Dark types.
The fighting type is weak against Ghost and Dark Pokemon, so a Sableye would be good.
Sigilyph is weak against Rock, Ghost, Electric, Ice, and Dark type Pokemon.
Im pretty sure ghost are weak against other ghost attacks and dark attacks.
Gallade is both a fighting and psychic type Pokemon. Rock, ghost, dark, grass, and poison Pokemon can be weak against Gallade.
Ghost-type Pokemon are weak against Ghost and Dark types.
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Ghost-type Pokemon are weak against Ghost and Dark-type moves.
Ghost Pokemon are weak to dark and maybe psychic Pokemon sorry the misspelled words
Ghost-type Pokemon are weak against Ghost and Dark-type moves.
Psychic types are weak against dark and ghost But Pokemon like bronzor or brozong are weak against them because they are still types But a Pokemon like Gallade a Psychic-fighting type will be weak against dark ghost AND Flying types hope i helped
Ghost or other psychic Pokemon, depending on the Pokemon in question.
The fighting type is weak against Ghost and Dark Pokemon, so a Sableye would be good.
I belive it is ghost. ~ShayminSkyForm~
I believe Dark and Ghost types are weak against Ghost types. Ghost types may not be, but I think they are.
Dark type moves are supereffective against Ghost Pokemon. Bite and Crunch are pretty common. Hope this helps :)
Sigilyph is weak against Rock, Ghost, Electric, Ice, and Dark type Pokemon.