Karrthus, Tyrant of Jund [Double Masters] BW08 Sacrifice a creature: You gain

Sacrifice a creature: You gain life equal to the sacrificed creature's toughness

Amidst the darkest ashes grow the strongest seeds

Left unchecked

Set: Shadowmoor Type: Enchantment Rarity: Rare Cost: {4}{W} If you would gain life

Set: Portal Type: Creature — Dragon Rarity: Rare Cost: {5}{B}{B} Flying

Karrthus, Tyrant of Jund [Double Masters] BW08 Sacrifice a creature: You gainSet: Double Masters Type: Legendary Creature Dragon Rarity: Mythic Cost: {4}{B}{R}{G} Flying, haste When Karrthus, Tyrant of Jund enters the battlefield, gain control of all Dragons, then untap all Dragons. Other Dragon creatures you control have haste.