Path of Annihilation
From Modern Horizons 3 set
Path of Annihilation
Enchantment
Devoid (This card has no color.)
When this enchantment enters, create two 0/1 colorless Eldrazi Spawn creature tokens with "Sacrifice this token: Add
."
Eldrazi you control have "
: Add one mana of any color."
Whenever you cast a creature spell with mana value 7 or greater, you gain 4 life.