Bolas's Citadel (Promo Pack) [War of the Spark Promos] CRU005 Negate the activation of a

Negate the activation of a Spell / Trap Card / Normal Summon / Flip Summon / Special Summon and destroy the Spell Card

If there are no mining counters on Gemstone Mine

equip this card to that target

1 Undead Augur

your opponent cannot activate any Spell or Trap Cards until the end of the Damage Step

Bolas's Citadel (Promo Pack) [War of the Spark Promos] CRU005 Negate the activation of aSet: War of the Spark Promos 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.