Magic Online Promos · PRM · rare
Sorcery
wotc · 2021-04-16
If you cast a spell with {X} in its cost without paying its mana cost, you must choose 0 as the value of X.
wotc · 2021-04-16
You don’t have to cast an instant or sorcery spell this way. If you don’t, all exiled instant or sorcery cards will be put into your hand.