name: Amber Prison
originalText: You may choose not to untap Amber Prison during your untap step.
  {4}, ocT: Tap target artifact, creature, or land. As long as Amber Prison is tapped, that permanent doesn't untap during its controller's untap step.
printings: 6ED, MIR, PLST
text: You may choose not to untap this artifact during your untap step.
  {4}, {T}: Tap target artifact, creature, or land. That permanent doesn't untap during its controller's untap step for as long as this artifact remains tapped.
type: Artifact