As many as you need because you can go underground and hope u get lucky to dig 1 up
as many as u can find underground lol
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fire stones don't evolvr, they are stones but they can make an eevee evolve into a flareon, vulpix into ninetales, growlithe into arcanine,and houndour into houndoom,. they aren't many but i hope this helped you! - RR14
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There are 18 Fire Attacks in Pokemon Diamond, Pearl and Platinum.
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However many there are in Diamond, Pearl, and Platinum. There's no difference in the way evolution works. For an exact number, there are seven; eight if you count the Oval Stone. The list: Dawn, Thunder, Moon, Water, Shiny, Leaf, Sun, and Oval (if you count it).
there is only 1 region in platinum and that is sinnoh
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