As part of Pokemon’s 20th Anniversary, they will be having an on-going event throughout this year, where each month a new legendary Pokemon from various regions will be available for grabs, either on the Pokemon network or a local gamestop.
The february Pokemon up for grab is Mew from a local Gamestop. All Pokemons from this event will Level 100.
The Mythical Pokémon Mew will be available at participating GameStop stores starting February 1, 2016. Visit GameStop to pick up a code that will unlock Mew in your Pokémon Omega Ruby, Pokémon Alpha Sapphire, Pokémon X, or Pokémon Y game. Be sure to redeem your code in your game by May 31, 2016!