Koskun Falls [Homelands] Historic Set: Amonkhet Invocations Type: Instant

Set: Amonkhet Invocations Type: Instant Rarity: Mythic Cost: {3}{U}{U} You may pay 1 life and exile a blue card from your hand rather than pay this spell's mana cost

A single germ can kill more soldiers than ten thousand blades

Set: Dungeons & Dragons: Adventures in the Forgotten Realms Art Series Type: Card // Card Rarity: Common

Set: Oversize Cards Type: Creature — Creature — Giant Rarity: Mythic Cost: {4}{W}{W} Vigilance

Set: Betrayers of Kamigawa Type: Artifact Rarity: Rare Cost: {5} The "legend rule" doesn't apply

Koskun Falls [Homelands] Historic Set: Amonkhet Invocations Type: InstantSet: Homelands Type: World Enchantment Rarity: Rare Cost: {2}{B}{B} At the beginning of your upkeep, sacrifice Koskun Falls unless you tap an untapped creature you control. Creatures can't attack you unless their controller pays {2} for each creature they control that's attacking you.