Lucy Maclean, Vault 33

+3: draw two cards. reveal one and put that card into your hand. place the other card into exile. you may play it later for half the mana cost.
+1: search your library for a basic land card. reveal it and place it onto the battlefield tapped with stun 1
-7: exile all creatures except Artifact, Mummy, Zombie, Ghoul and Vault Dweller creatures.