Powder Keg [Urza's Destiny] Standard Set: Amonkhet Invocations Type: Sorcery

Set: Amonkhet Invocations Type: Sorcery Rarity: Mythic Cost: {2}{W}{W} Destroy all creatures

Set: Alpha Edition Type: Artifact Rarity: Uncommon Cost: {1} You have no maximum hand size

Set: Alpha Edition Type: Instant Rarity: Rare Cost: {G} Target spell or permanent becomes green

Set: From the Vault: Exiled Type: Sorcery Rarity: Mythic Cost: {2}{U} As an additional cost to cast this spell

Set: Rise of the Eldrazi Type: Enchantment — Aura Rarity: Rare Cost: {2}{G}{G} Enchant creature

Powder Keg [Urza's Destiny] Standard Set: Amonkhet Invocations Type: SorcerySet: Urza's Destiny Type: Artifact Rarity: Rare Cost: {2} At the beginning of your upkeep, you may put a fuse counter on Powder Keg. {T}, Sacrifice Powder Keg: Destroy each artifact and creature with mana value equal to the number of fuse counters on Powder Keg.