Darksteel Monolith
Artifact
Indestructible
Once each turn, you may pay 
rather than pay the mana cost for a colorless spell you cast from your hand.
Mirrodin's heart beats with Phyrexian oil.
Card Details
- Set
- Commander Masters (CMM)
- Rarity
- rare
- Artist
- Sergey Glushakov
- Collector #
- 743
