Unwinding Clock (BRR) #124 [EN/F]

{4} · Artifact · 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* · Illustrated by David Astruga · The Brothers' War Retro Artifacts #124 · EDHREC rank 545 · Magic: The Gathering, MTG