The Phyrexian Altar (FOIL) card from the Secret Lair SLC Countdown set in Magic: The Gathering is a rare artifact card manufactured by Wizards of the Coast. This English-language card with a foil finish is numbered 16 and designed for players aged 13 and up. As a sought-after collectible in the world of CCG individual cards, this unique card is sure to add value to any Magic: The Gathering collection.