Enigmatic Incarnation
Enchantment
At the beginning of your end step, you may sacrifice another enchantment. If you do, search your library for a creature card with mana value equal to 1 plus the sacrificed enchantment's mana value, put that card onto the battlefield, then shuffle.
PINDURSKI
Theros Beyond Death (THB)
• #215Rulings
While resolving Enigmatic Incarnation’s ability, you can’t sacrifice multiple enchantments to get multiple creatures.
(wotc • 2020-01-24)
If an enchantment on the battlefield or a creature card in a library has {X} in its mana cost, X is considered to be 0.
(wotc • 2020-01-24)
Rulings
While resolving Enigmatic Incarnation’s ability, you can’t sacrifice multiple enchantments to get multiple creatures.
(wotc • 2020-01-24)
If an enchantment on the battlefield or a creature card in a library has {X} in its mana cost, X is considered to be 0.
(wotc • 2020-01-24)