Undercity Sewers (Borderless) (20) (PZA)
Non-Foil - NM
Not Buying
![Tread Mill [Unstable]](https://cdn.shopify.com/s/files/1/0267/9501/6251/products/b9eb3390-0ed7-5b41-b699-a12b0955e4dc.jpg?v=1700203281)
Tread Mill [Unstable]
| Set: | Unstable |
| Type: | Artifact — Contraption |
| Rarity: | Common |
Whenever you crank Tread Mill, until end of turn, target creature gets +1/+2, gains vigilance, and becomes an artifact in addition to its other types.