Compare cards
Enter up to eight card names — one per line, or comma-separated — to line them up side by side.
 Amber Prison | |
|---|---|
| Mana cost |  |
| Mana value | 4 |
| Type | Artifact |
| Power / Toughness | — |
| Rarity | Rare |
| Price | $0.48 |
| Rules text | You may choose not to untap this artifact during your untap step.,  : 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. |