For cards in your library with {X} in their mana costs, X is considered to be 0.
10-11-2020
wotc
Once Sifter Wurm's triggered ability begins to resolve, no player may take other actions until it's done. Notably, opponents can't try to change your library after you scry but before you reveal the top card of your library.
Random a card of Magic: The Gathering (MTG), but you can also roll the D20 dice, random a Planeswalker, have fun with the random rules and more.
Filip Burburan2020-08-13
