by the mountain
You can't find registeel in Pokemon HeartGold.
it's at the place where you can catch electrike, mareep, registeel, zapdos, voltorb.ect. you can also find steel types there PS:Pokemon crater is closed now. But you can go on www.tppcrpg.net
You can't find Registeel in Pokemon Platnium. You just migrate it in Pokemon Ruby, Pokemon Sapphire, and Pokemon Emerald.
...You CAN'T!
cheek seribrii.net
you find it at map 5 or at that place with electric Pokemon
go on Pokemon crater
in your house
Pokemonbattlearena.net
Registeel is a Steel type pokemon.
you can rarely find larvitar.
yes u can