You can't. Metal Sonic first appeared on Sonic CD, which came out after Sonic the Hedgehog.
If you are talking about the Sonic 06 game, you can't unlock him there, either. The only came he can be unlocked on is Sonic Adventure DX: Director's Cut.
in sonic adventure dx you can only unlock metal sonic by collecting 130 sonic emblems.
you can't
To unlock Metal Sonic you must collect 130 Sonic emblem
yes please
i don't think there is! to unlock metal sonic you have to find all the emblems.
1992.
sonic tails amy knukles rouge metal sonic sara blaze espio vector charmy metal sonic,shadow,tails and metal knukles bark bean heavey bomb omega shadow maria robotnick blaze silver
Sadly no
By buying the metal sonic dlc.
Not In The First Game. The First Game With "Super Sonic Is Sonic The Hedgehog 2" You Have To Get Seven Chaos Emeralds (Run By A Check Point With 50 Rings And Go Inside The Sparkley Thing That Appears)
sonic the hedgehog 2006
no he is not. he is only in sonic the hedghog 2006