Bolas's Citadel [War of the Spark] Ixalan Prerelease Promos destroy all creatures blocking or

destroy all creatures blocking or blocked by it

Set: Journey into Nyx Promos Type: Enchantment Rarity: Rare Cost: {1}{U}{U} Flash

Set: Legends Type: Artifact Rarity: Rare Cost: {6} Creature spells you cast cost up to {2} less to cast

If the player discards a card this way

The flashback cost is equal to its mana cost

Bolas's Citadel [War of the Spark] Ixalan Prerelease Promos destroy all creatures blocking orSet: War of the Spark 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.