You need someone to trade a you a Onix that is holding a Metal Coat
it doesnt.....unless pokemon brings up the next pokemon and shows steelix's evolution
Steelix
Onix evolves into Steelix when you trade Onix while holding a metal coat.
Yes; Leader Byron has a Steelix in Canvalve City.
She has 3 pokemon. She has a Steelix and 2 magnimite
2 magnemite and a steelix
Steelix is a Steel and Ground type pokemon.
Togetic to Togekiss, Onix to Steelix, Roselia to Roserade.
Sneasel.
steelix is # 208
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Steelix