Panoptic Mirror DST/136

Set: Darksteel
Collector Code: DST/136
Name: Panoptic Mirror
Type: Artifact
Oracle text: Imprint — {X}, {T}: You may exile an instant or sorcery card with mana value X from your hand. At the beginning of your upkeep, you may copy a card exiled with this artifact. If you do, you may cast the copy without paying its mana cost.
Rarity: Rare