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Mewtwonite Y

Let's Go Pikachu & Eevee

Let's Go Pikachu & Eevee

Showing Let's Go Pikachu & Eevee. Items may require trading, an event, or downloadable content.

Mewtwonite Y

One of a variety of mysterious Mega Stones. This stone will enable Mewtwo to Mega Evolve during battle.

Category: Battle Items

Sources: PokéAPI, PKHeX game records, Pokémon Showdown and Serebii.