Gaea's Liege [Alpha Edition] Phyrexian Zombie Elf and the slavering maws of

and the slavering maws of unknown evils

or if it's just a special card for MagicCon Philadelphia

Prismatic Gallery — As long as Trazyn the Infinitea is on the battlefield

sacrifice it

Gaea's Liege [Alpha Edition] Phyrexian Zombie Elf and the slavering maws ofSet: Alpha Edition Type: Creature Avatar Rarity: Rare Cost: {3}{G}{G}{G} As long as Gaea's Liege isn't attacking, its power and toughness are each equal to the number of Forests you control. As long as Gaea's Liege is attacking, its power and toughness are each equal to the number of Forests defending player controls. {T}: Target land becomes a Forest until Gaea's Liege leaves the battlefield.