Question: what are sunstones used for pokemon?
Answer: Sun Stone. The Sun Stone is another of the new Evolution Items that can be used in conjunction with Pokemon Candy to evolve some of the Gen 1 Pokemon to new Gen 2 evolutions. One Gen 1 Pokemon,Gloom, can evolve into Bellossom using the Sun Stone as well as 100 Oddish Candy, or into Vileplume using just candy.