Unwinding Clock [Commander 2018] 060 each of those permanents has

each of those permanents has "Whenever this permanent is dealt combat damage

target opponent sacrifices half the nonland permanents they control

Set: Black & White: Boundaries Crossed Type: Colorless Rarity: Uncommon Retreat cost: Colorless

Set: Pro Tour Collector Set Type: Artifact Rarity: Rare Cost: {1} At the beginning of your upkeep

Unwinding Clock [Commander 2018] 060 each of those permanents hasSet: Commander 2018 Type: Artifact Rarity: Rare Cost: {4} Untap all artifacts you control during each other player's untap step. "The partisans have unearthed a strange artifact. None know its origin, but it gives them hope of a life beyond." Elspeth's journal