Starting on October 23 through November 13, Trainers can obtain a Shiny Silvally Pokémon by visiting their local GameStop or EB Games store where they can request a distribution card to redeem in-game.
Shiny Silvally uses its RKS System Ability to fight in battle and can be given a memory disc to hold and change its type, unleashing its signature Multi-Attack! Code must be redeemed before February 13, 2018, while supplies last.
