After you have beaten your dads gym. The leader of Mauville City will ask you to shut down a generator in New Mauville which you will have to surf beneath bicycling road to get to.. There are all kinds of Electric type Pokemon to be found if you stay long enough.
By leveling up.
Level 30.
He has a Voltorb, an Eletrike a Manetric, and a Magneton.
voltorb pickachu manemite and so forth
In the sunk ship where the master ball is, they are a disquise, so when you pick up the "pokeball" a voltorb appears. Then you train it to lvl 30 to get electrode.
Voltorb is found in new mauville.
Voltorb evolves in electrode at Lv. 30 =^)
voltorb evolves level:30
you can catch a voltorb at the power plant.
Voltorb evolves into Electrode at level 30.
Voltorb evolves into Electrode, starting at level 30.
use cheats. and in this case it's HOW to get voltorb as a starter pokemon