Austere Command (Invocation) [Amonkhet Invocations] Nissa Set: Mercadian Masques Type: Instant

Set: Mercadian Masques Type: Instant Rarity: Rare Cost: {3}{U}{U} You may exile a blue card from your hand rather than pay this spell's mana cost

even a mountain would break

When Thought-Knot Seer enters the battlefield

Set: Commander Anthology Volume II Type: Enchantment Rarity: Rare Cost: {1}{B}{B}{B} Whenever a creature you control dies

if Rasputin started the turn untapped

Austere Command (Invocation) [Amonkhet Invocations] Nissa Set: Mercadian Masques Type: InstantSet: 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.