碎岩亚龙

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Rulings:

• 11/10/2020 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.
• 11/10/2020 For cards in your library with <img src="/Handlers/Image.ashx?size=small&amp;name=X&amp;type=symbol" alt="Variable Colorless" align="absbottom" /> in their mana costs, X is considered to be 0.