Austere Command (Invocation) [Amonkhet Invocations] Human Shaman Werewolf Spell mastery — If there

Spell mastery — If there are two or more instant and/or sorcery cards in your graveyard

Set: Dark Ascension Type: Instant Rarity: Common Cost: {2}{R} Fires of Undeath deals 2 damage to any target

Set: Beta Edition Type: Enchantment — Aura Rarity: Uncommon Cost: {G} Enchant creature

Set: Aether Revolt Prerelease Promos Type: Instant Rarity: Rare Cost: {1}{U}{U} Counter target spell

Set: Friday Night Magic 2011 Type: Sorcery Rarity: Rare Cost: {2}{G} Search your library for up to two basic land cards

Austere Command (Invocation) [Amonkhet Invocations] Human Shaman Werewolf Spell mastery — If thereSet: Amonkhet Invocations Type: Sorcery Rarity: Mythic Cost: {4}{W}{W} Choose two Destroy all artifacts. Destroy all enchantments. Destroy all creatures with mana value 3 or less. Destroy all creatures with mana value 4 or greater.