Loki the Schemer

•If Loki is the target of a spell or ability; you may sacrifice her. If you do reveal cards
from the top of your library until you reveal a
non-land card, you may cast this card for free;
any player may pay that cards casting cost to
counter it.
•If Loki is in your graveyard you may pay {3} and sacrifice a wolf to put her on the bottom of your library.