Your search for "Brightstone Ritual 2409" revealed the following:
Brightstone Ritual - Goblin Storm (Foil) (SLD) from Secret Lair Drop, available at 401 Games Canada. Rarity: Rare Finish: Foil Artist: Wizard of Barge Card Text: Secret Lair Commander Deck: Goblin StormAdd R for each Goblin on the battlefield.