You get strength by going to olivine city and going to the far right by the ocean. Stop at the last house you see and go inside. There will be two people. Talk to the one on the right and he will give you strength.
u complet all the gims and get it
you have to get strength
Your Pokemon are supposed to learn strength and move the boulders to the wholes.
Strength can be found in a house near the bottom of Olivine City, possibly a restaurant I think. Talk to the Sailor in the building and he will give it to you
If you can trade Pokemon from crystal version to gold version my guess is yes
Registeel doesn't exist in crystal version.
To trade Pokemon from Pokemon Crystal version to another version of Crystal you need to use a link cable. You can also battle this way.
In Olivine City, go to the Pokemon Center. Don't go in. Then, if you're there, go left, to the building next on the left. In there, are men.talk to the man sitting at the table. He will give you the Strength HM
Crystal version.
In Pokemon Crystal Version, a Heracross will occasionally appear when you use headbutt on trees.
Yes
in any version you need a masterball