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 {1}{B} (You may cast this spell for its evoke cost. If you do, it's sacrificed when it enters the battlefield.)
![Shriekmaw [Commander 2015]](http://www.cardmerchanttakapuna.co.nz/cdn/shop/products/f52f4173-5595-52d6-bfb3-0470d8e397f7_09e88fca-89ce-4c2d-af42-ae3f4bd9966e.jpg?v=1698570646&width=1445)