Ranni, the Witch

+2: Draw two cards, put a card from your hand onto the top of your library, all players shuffle their libraries.
-2: Return target non-land permanent to its owner's hand, all players discard a card, draw a card for each card discarded this way.
-9: Get the "Age of Stars" emblem that says: Win the game if there are no cards in your library and you can cast spells from the top of your library.