Éphémère
Une créature ciblée gagne +X/+X jusqu'à la fin du tour, X étant la valeur de mana la plus élevée parmi les permanents que vous contrôlez. Dégagez-la.
The greatest mana value among permanents you control is determined as Boon of Boseiju resolves.
Transforming double-faced permanents, such as those found in this set, have the mana value of their front face at all times, even while back-face-up.
If a permanent on the battlefield has
in its mana cost, X is 0 when determining that permanent's mana value.