south of vielstone west of tall tall grass
Look for Wild Magby; they usually hold it.
Route 214/sometimes held by wild Magmar
With The Magmarizer You Can Evolve Magmar into a Magmortar.
Magmar evolves into Magmortar when traded holding a Magmarizer.
The Magmarizer only appears on Route 214 on Pokemon Platinum. In Pokemon Platinum the Magmarizer can be found north of Ruinic Maniac Bryan on Route 214.
Magmar
Magmar evolves into Magmortar when you trade it holding the magmarizer. r
a fire type Pokemon
magmarizer and electrizer don't come until diamond and pearl
If you attach it to Magmar and trade it while it is holding the Magmarizer, it will evolve into Magmortar.
In Pokemon Platinum a Magmarizer can be found on Route 214. Wild Magmar also have a small chance of holding a Magmarizer. Wild Magmar can be found at the Fuego Ironworks.
You can't find Registeel in Pokemon Platnium. You just migrate it in Pokemon Ruby, Pokemon Sapphire, and Pokemon Emerald.
Magmar