Sinkhole [International Collectors' Edition] Artist_Eric Peterson Whenever an opponent plays a

Whenever an opponent plays a land

You may cast creature spells from the top of your library

Set: Fifth Dawn Type: Artifact Rarity: Rare Cost: {3} {1}: Untap Staff of Domination

if you had another creature enter the battlefield under your control last turn

Set: Commander 2017 Type: Legendary Creature — Dragon Avatar Rarity: Mythic Cost: {4}{W}{U}{B}{R}{G} Eminence — As long as The Ur-Dragon is in the command zone or on the battlefield

Sinkhole [International Collectors' Edition] Artist_Eric Peterson Whenever an opponent plays aSet: International Collectors' Edition Type: Sorcery Rarity: Common Cost: {B}{B} Destroy target land.