Volrath's Shapeshifter
{1}{U}{U}Creature — Phyrexian Shapeshifter
As long as the top card of your graveyard is a creature card, this creature has the full text of that card and has the text "{2}: Discard a card." (This creature has that card's name, mana cost, color, types, abilities, power, and toughness.) {2}: Discard a card.