Your Pokemon are supposed to learn strength and move the boulders to the wholes.
Chat with our AI personalities
You can get Horsea in Dark Cave or Whirl Islands. You'll need to Surf on water to get it.
You can not obtain a Crystal Onix in the Pokemon games. It is only featured in the TV show Pokemon
I have no crystal. I think in crystal cave? Dont work? Watch on joutube.by by from belgium.
They can be found in the dark cave but they are rare.
It is on the waters in Union Cave on Fridays.