![Coldsteel Heart [Mystery Booster]](https://cdn.shopify.com/s/files/1/0451/3388/9694/files/1ffce562-71a6-503a-8780-881c48624f18.jpg?v=1768427451)
Coldsteel Heart [Mystery Booster]
| Set: | Mystery Booster |
| Type: | Snow Artifact |
| Rarity: | Uncommon |
| Cost: | 2 |
Coldsteel Heart enters the battlefield tapped.
As Coldsteel Heart enters the battlefield, choose a color.
{T}: Add one mana of the chosen color.
As Coldsteel Heart enters the battlefield, choose a color.
{T}: Add one mana of the chosen color.
The Phyrexian death machine awoke, its coldsteel heart imbuing it with sinister new power.