The Teal Mask has many pokemon to catch and items for evolving including Dipplin, Poltchageist, Syrupy Apples, Artisan Poltchageist, Unremarkable Teacup, Bloodmoon Ursaluna, Ogerpon, Munkidory, ...

One way to obtain Staryu and evolve it. After all, it has been well-known since the first generation of Pokémon games that Starmie is the evolution of Staryu. Luckily, Staryu is actually one of the ...