![Darksteel Monolith [Commander Masters]](https://cdn.shopify.com/s/files/1/0451/3388/9694/files/f50b7b10-8259-5ba6-a2f0-546087670418.png?v=1736564941)
Darksteel Monolith [Commander Masters]
| Set: | Commander Masters |
| Type: | Artifact |
| Rarity: | Rare |
| Cost: | 8 |
Indestructible
Once each turn, you may pay 0 rather than pay the mana cost for a colorless spell you cast from your hand.
Once each turn, you may pay 0 rather than pay the mana cost for a colorless spell you cast from your hand.
Mirrodin's heart beats with Phyrexian oil.