In the Unown cave, you can battle Steven after you catch all the Unown including the punctuation ones. He will be at the top of the cave in the Ruins of Alph. Make sure you have a few level 100s or you will most likely lose to him.
unfortunately, no. At the present time, there is no way to battle the Hohenn Champion.
nope
Steven Stone appears in the game, but you cannot battle him.
You can't battle him. But if you go to Silph Co. after defeating Red, you might see him there.
You can't battle Steven in Pokemon SoulSilver or HeartGold.
he will be at mt. silver wanting to battle you i don't know his Pokemon but you need to beat red ten times
no.
You have to have the Engnima stone.
you cant beat steven in pokemon soul silver only in emerald,ruby and sapphire
You find Champion Steven at Ruins of Alph.
No
no you cant