Syna, the Studious Succubus

Partner with Roszlyn, Bewitched Archivist
Flying
When you cast this spell from your Command Zone, look at the top six cards of your library. You may reveal a Demon or nonland Artifact card from among them and put it into your hand. Put the rest on the bottom of your library in a random order.
Syna, the Studious Succubus' power and toughness are each equal to the number of Wizards you control plus the number of Demons you control.