You can get a Thunderstone from Bill's grandpa, Lass Dana (she's on Route 38,) and the Pokeathalon Dome. You can also win it as a prize from the Bug Catching Contest.
There is no such thing as a Incamia Stone.
it evolves Pokemon
seven
gloom does
You don't give it a stone...
VulpixGrowlitheEevee
VulpixGrowlitheEevee
eevee
You have to have the Engnima stone.
Gloom, and Sunkern.
you have to evolve a skitty with a moon stone
use a thunder stone on eevee