name: Mana Leech
originalText: You may choose not to untap Mana Leech during your untap phase.
  ocT: Tap target land. As long as Mana Leech remains tapped, that land does not untap during its controller's untap phase.
printings: USG
text: You may choose not to untap this creature during your untap step.
  {T}: Tap target land. It doesn't untap during its controller's untap step for as long as this creature remains tapped.
type: Creature — Leech