Rulings
A face-down spell has mana value 0 and can't be targeted by Disdainful Stroke.
(wotc • 2021-03-19)
If a spell has {X} in its mana cost, use the value chosen for X when determining the spell's mana value.
(wotc • 2021-02-05)
Rulings
A face-down spell has mana value 0 and can't be targeted by Disdainful Stroke.
(wotc • 2021-03-19)
If a spell has {X} in its mana cost, use the value chosen for X when determining the spell's mana value.
(wotc • 2021-02-05)