From Bulbapedia, the community-driven Pokémon encyclopedia.
Onix is a Pokémon in the Pokémon Trading Card Game. Specifically, there are many individual Pokémon cards which feature this Pokémon.
All Onix cards are Basic Pokémon. Onix cards are always Fighting-type are usually weak to Grass or Water and are resistant to Lightning.
The following is a list of cards named Onix.
Onix was featured in the TCG as one of Brock's Pokémon. The following is a list of cards named Brock's Onix.