![Unwinding Clock (Retro Schematic) (Serialized) [The Brothers' War Retro Artifacts]](http://tothetablebgc.myshopify.com/cdn/shop/files/b4a6f48e-e8fd-4eaa-85e5-11076c8862c9_5c9de505-d7fb-493b-9742-6be3a65424eb.png?v=1776442183&width=900)
MTG Single
Unwinding Clock (Retro Schematic) (Serialized) [The Brothers' War Retro Artifacts]
$2,000.98
| Set: | The Brothers' War Retro Artifacts |
| Type: | Artifact |
| Rarity: | Rare |
| Cost: | {4} |
Untap all artifacts you control during each other player's untap step.
"Heat from the rotating mechanism is captured and converted into energy, allowing it to operate in perpetuity."
—*Rusko's Compendium of Clockwork"