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: Une autre créature ciblée que vous contrôlez acquiert le vol et le lien de vie jusqu'à la fin du tour.
Au début de votre étape de fin, si vous avez gagné des points de vie ce tour-ci, exilez les cartes du dessus de votre bibliothèque jusqu'à ce que vous exiliez une carte non-terrain. Vous pouvez lancer cette carte sans payer son coût de mana si la valeur de mana du sort est inférieure ou égale au nombre de points de vie que vous avez gagnés ce tour-ci. Sinon, mettez-la dans votre main.
If the spell you cast has
in its mana cost, you must choose 0 as the value of X when casting it without paying its mana cost.
Since you are using an alternative cost to cast the spell, you can't pay any other alternative costs. You can, however, pay additional costs, such as kicker costs. If the card has any mandatory additional costs, you must pay those.
If you choose to cast the exiled card, you do so while Bre's last ability is resolving and still on the stack. You can't wait to cast it later in the turn. Timing restrictions based on the card's type are ignored.
Bre's last ability will check as your end step starts to see if you gained life this turn. If you didn't, the ability won't trigger at all. Gaining life during your end step won't cause the ability to trigger.