Stoneforge Mystic (Toppers) [Double Masters] BW39 Set: XY: Furious Fists Type:

Set: XY: Furious Fists Type: Grass Rarity: Secret Rare Retreat cost: Colorless

Set: XY: Steam Siege Type: Metal

and a premium promo card of any rare or mythic rare in the set

For example

Set: Alliances Type: Creature — Human Warrior Rarity: Rare Cost: {1}{R} Cumulative upkeep—Have an opponent create a 1/1 red Survivor creature token

Stoneforge Mystic (Toppers) [Double Masters] BW39 Set: XY: Furious Fists Type:Set: Double Masters Type: Creature Kor Artificer Rarity: Rare Cost: {1}{W} When Stoneforge Mystic enters the battlefield, you may search your library for an Equipment card, reveal it, put it into your hand, then shuffle. {1}{W}, {T}: You may put an Equipment card from your hand onto the battlefield.