Nidorina to Nidoqueen
Nidorino to Nidoking
Clafairy to Clefable
Jigglypuff to Wigglytuff
Skitty to Delcatty
use a moonstone
get a moonstone. get a Pokemon that can evolve with a moonstone. go to your bag. choose the moonstone. choose use. select your Pokemon. Congrats on your new Pokemon
Moonstone makes pokemon evolve.
I can only help you but NOT Pokemon ruby...
clafairy
The moonstone is used to evolve certain types of Pokemon. Some Pokemon that evolve using the moonstone include: Nidorina, Nidorino, Jigglypuff and Cleffairy.
use a moonstone to make it evolve
Meteor Falls on the left
you use the moonstone
You have to use a moonstone
By leveling it up.
Munna into Musharna