![Coldsteel Heart [Mystery Booster] 1](https://autopartsorigin.shop/wp-content/uploads/2026/05/coldsteel-heart-mystery-booster-1.webp)
Description
| 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.
The Phyrexian death machine awoke, its coldsteel heart imbuing it with sinister new power.
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