Grimer is a Poison-type Pokémon so it would be weak to a Ground-type Pokémon such as Sandshrew and Diglett and it would also be weak to Psychic-type Pokémon such as Mewtwo, Mew, Kadabra, Alakazam, Chikorita, Bayleef and Meganium.
fire is Mr mimes weakness
guys i think pysic pokemons had weakness to normal type normal Pokemon have a weakness to physic Pokemon Kulmblach789 Pysic Poke have a weakness to dark ATks
spiritomb it has no weakness
Electric Pokemon are weak to only Ground Pokemon.
only ground types
Get Minum and you will get electricity power. Use this power to defeat the grimers.
just some grimers and koffings
Dark Pokemon are Psychic Pokemon's weakness.
You can use some help with the Pokemon powers. Or capture the Muk forst because it's stronger. Watch out for the Mud trial!
The weakness of electric type Pokemon is ground type Pokemon.
Rock Pokemon's weakness is water types so in the game choose the water starter
its only weakness is dragon
The weakness of flying type Pokemon is Ice, Electric and Rock.
Ground is electrics only weakness.
there weakness is Grass,water and rock
As of Generation 5 only the pokemon Spiritomb has no weakness because of the dual-type Ghost/Dark.
The weakness of Mightena is Fighting And Bug types Pokemon!!