Post's Citadel - Bolas's Citadel [Secret Lair Drop Series] Merchant As long as the top

As long as the top card of your library is black

Set: Double Masters Type: Instant Rarity: Rare Cost: {1}{U} Return target nonland permanent you don't control to its owner's hand

except their base power is half that creature's power and their base toughness is half that creature's toughness

Set: Commander 2011 Type: Legendary Creature — Human Wizard Rarity: Mythic Cost: {2}{G}{U}{R} Whenever you cast an instant or sorcery spell

Set: Sword & Shield: Silver Tempest Type: Water Rarity: Secret Rare Retreat cost: Colorless

Post's Citadel - Bolas's Citadel [Secret Lair Drop Series] Merchant As long as the topSet: Secret Lair Drop Series Type: Legendary Artifact Rarity: Rare Cost: {3}{B}{B}{B} You may look at the top card of your library any time. You may play lands and cast spells from the top of your library. If you cast a spell this way, pay life equal to its mana value rather than pay its mana cost. {T}, Sacrifice ten nonland permanents: Each opponent loses 10 life.