Bolas's Citadel [War of the Spark Prerelease Promos] DTD009 Battle Cannon — When Chaos

Battle Cannon — When Chaos Defiler enters the battlefield or dies

Set: Tarkir: Dragonstorm Prerelease Promos Type: Legendary Creature — Zombie Warrior Rarity: Rare Cost: {1}{B}{G}{U} Indestructible

but I know you'd never lie to me

Set: HeartGold & SoulSilver: Unleashed Type: Supporter Rarity: Promo

Set: Black & White: Dragon Vault Type: Dragon Rarity: Holo Rare Retreat cost: 2

Bolas's Citadel [War of the Spark Prerelease Promos] DTD009 Battle Cannon — When ChaosSet: War of the Spark Prerelease 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.