Shriekmaw [Lorwyn Promos] Blue Urza always put Tocasia's lessons

Urza always put Tocasia's lessons on resource-gathering to effective use

Her children are ever part of her

you may create a 1/1 white Bird creature token with flying

the player puts it into their graveyard

Shriekmaw [Lorwyn Promos] Blue Urza always put Tocasia's lessonsSet: Lorwyn Promos Type: Creature Elemental Rarity: Rare Cost: {4}{B} 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.)