you have to trade
Basically Rhydon doesn't evolve on a certain level. You need to have Rhydon hold a Protector and Trade it, with a another person.
Rhydon evolves when you trade it while holding the Protector.
Rhyhorn evolves into Rhydon at Level 42
He doesnt evolve at a level u have to find the item protector and trade him while holding it.
Rhydon will not evolve in leafgreen or firered you have to migrate it to diamond, pearl or platinum then trade it to evolve it.
Rhydon doesn't evolve by level. When the Protector is attached to Rhydon, trade it and it will evolve to Rhyperior.
Rhyperior doesn't evolve, but you can evolve a Rhydon into one by trading it while its holding protector
Rhydon is not able to evolve in FireRed.
Rhydon, in Pokemon FR/LG, does not evolve.
Rhyhorn evolves into Rhydon at Level 42. Rhydon can then evolve by attaching a Protector to it and then trading it.
trade it with a protector Actually that is not correct. You need to give protector to rhydon and then trade him to get a Rhyperior. If you want your Rhyhorn to evolve, just train him and when he reaches level 42, it becomes Rhydon.
you have to trade it with a certain item