Spreading Plague [Invasion] SL2 where X is its mana

where X is its mana value minus 4

Set: Secret Lair Drop Series Type: Legendary Creature — Dragon Rarity: Mythic Cost: {5}{G}{G} Flying

Set: Sword & Shield: Astral Radiance Type: Fire Rarity: Secret Rare Retreat cost: Colorless

Set: The List Rarity: Rare Whenever a forest is tapped for mana

Spreading Plague [Invasion] SL2 where X is its manaSet: Invasion Type: Enchantment Rarity: Rare Cost: {4}{B} Whenever a creature enters the battlefield, destroy all other creatures that share a color with it. They can't be regenerated. The cruelest strain of plague keeps its hosts alive long enough to return home and infect their families.