Eldritch Evolution

“<div class="SecretLair"><strong> Buggin' Out</strong></div><br>AS AN ADDITIONAL COST TO CAST THIS SPELL, SACRIFICE A CREATURE. <br> Search your library for a creature card with mana value X or less, where X is 2 plus the sacrificed creature's mana value. Put that card onto the battlefield, then shuffle. Exile Eldritch Evolution.”