Tomb of the Spirit Dragon
"The voice calls me here, yet I see only bones. Is this more dragon trickery?" —Sarkhan Vol
245 KTK • ENSam Burley
™ & © 1993—2014 Wizards of the Coast
Legal in: Modern,Khans of Tarkir Block,Legacy,Vintage,Commander
Oracle Text (click to copy):
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9/20/2014 Count the number of colorless creatures you control (including face-down creatures) as the last ability resolves to determine how much life you gain.