Koskun Falls [Homelands]Set: 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.

Set: Platinum: Base Set Type: Darkness Rarity: Common Retreat cost: Colorless

Set: Alternate Art Promos Type: Item Rarity: Promo

Set: Alternate Art Promos Type: Water Rarity: Promo Retreat cost: Colorless

you'll never quite trust your own permanence again

Vraska Type: Creature — Gorgon Rarity: Rare Cost: {2}{B}{G} Whenever another creature dies

Set: Nintendo: Black Star Promos Type: Colorless Rarity: Promo Retreat cost: 4

Set: XY: Flashfire Type: Dragon Rarity: Secret Rare Retreat cost: Colorless

Set: Diamond & Pearl: Secret Wonders Type: Fire Rarity: Uncommon Retreat cost: Colorless

Set: EX: Legend Maker Type: Fighting Rarity: Holo Rare Retreat cost: Colorless

Sacrifice another creature: Each opponent loses life equal to the sacrificed creature's power

you gain 4 life

Set: Sun & Moon: Dragon Majesty Type: Fire Rarity: Common Retreat cost: Colorless