*Name: Giant Oyster
Type: Creature - Oyster
Play Cost: 2 Colorless, 2 Island
Stats: 0 Power/3 Toughness
Game Text: You may choose not to untap Giant Oyster during your untap step.
T: For as long as Giant Oyster remains tapped, target tapped creature doesn't untap during its controller's untap step, and at the beginning of each of your draw steps, put a -1/-1 counter on that creature. When Giant Oyster leaves the battlefield or becomes untapped, remove all -1/-1 counters from the creature.
*Source: Front of card