Amber Prison
Description
You may choose not to untap Amber Prison during youruntap phase.
4, TAP: Tap target artifact, creature, or land. As long asAmber Prison remains tapped, that permanent does notuntap during its controller's untap phase.
4, TAP: Tap target artifact, creature, or land. As long asAmber Prison remains tapped, that permanent does notuntap during its controller's untap phase.