Valaine Thornheart

+1: Each player sacrifices a creature. If a player cannot, he or she puts the top four cards from his or her library into his or her graveyard.
0: Pay 2 life. Target creature gets +2/+2 until end of turn.
-6: You get an emblem with "At the beginning of your upkeep target creature gets +5/+5 until end of turn. Sacrifice the creature at the end of turn.