Brock's Steelix is one of Brock's Pokémon he caught as an Onix in Kanto. It evolved into Steelix (not shown) and was discovered in Battle Frontier series. Steelix was given to Brock's brother, Forrest, the next Pewter City Gym Leader. It still resides with Forrest in the Pewter Gym.
|Tackle||Showdown in Pewter City|
|Bind +||Showdown in Pewter City|
|Dig||Clefairy and the Moon Stone|
|Rock Throw||Who Gets to Keep Togepi|
|Sandstorm||Entei at your Own Risk|
|Slam||A Family That Battles Together Stays Together|
|Iron Tail +||Grating Spaces|
|DragonBreath +||Grating Spaces|
|+ indicates this Pokémon used this move recently.*|
- indicates this Pokémon normally can't use this move.