Path of Annihilation is a uncommon Enchantment card from Modern Horizons 3 (MH3), collector number 165. Current market price: $0.32 (foil $0.38), TCGplayer market prices via Scryfall.
Devoid (This card has no color.) When this enchantment enters, create two 0/1 colorless Eldrazi Spawn creature tokens with "Sacrifice this token: Add {C}." Eldrazi you control have "{T}: Add one mana of any color." Whenever you cast a creature spell with mana value 7 or greater, you gain 4 life.