| Rarity: | R |
| #: | 743 |
| Creature Type or Sub Type: | Artifact |
| Rules Text Contains: | Indestructible Once each turn, you may pay 0 rather than pay the mana cost for a colorless spell you cast from your hand. |
| Flavor: | Mirrodin's heart beats with Phyrexian oil. |
| Set: | Commander Masters |
| Number: | 743 |
