Creature — Elemental (CMC:5)
Fear (This creature can't be blocked except by artifact creatures and/or black creatures.) When Shriekmaw enters the battlefield, destroy target nonartifact, nonblack creature. Evoke (You may cast this spell for its evoke cost. If you do, it's sacrificed when it enters the battlefield.)
100 CMD • ENSteve Prescott
™ & © 1993—2011 Wizards of the Coast
Legal in: Modern,Lorwyn-Shadowmoor Block,Legacy,Vintage,Freeform,Prismatic,Tribal Wars Legacy,Singleton 100,Commander
Oracle Text (click to copy):
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4/15/2013 If you cast this card for its evoke cost, you may put the sacrifice trigger and the regular enters-the-battlefield trigger on the stack in either order. The one put on the stack last will resolve first.