Spontaneous Mutation
Enchantment — Aura
Flash
Enchant creature
Enchanted creature gets -X/-0, where X is the number of cards in your graveyard.
Christopher Moeller
Rulings
The value of X will constantly update as the number of cards in your graveyard changes.
(wotc • 2020-11-10)
Rulings
The value of X will constantly update as the number of cards in your graveyard changes.
(wotc • 2020-11-10)