Charmed Pendant (ODY) from Odyssey, available at 401 Games Canada.

• Rarity: Rare
• Finish: Normal
• Artist: Anthony S. Waters
• Card Text:
  T, Put the top card of your library into your graveyard: For each colored mana symbol in that card's mana cost, add one mana of that color to your mana pool. Play this ability only any time you could play an instant. (For example, if the card's mana cost is 3UUB, you add UUB to your mana pool.)