: Whenever you draw a card, you may look at the top card of target player's library. You may reveal that card. If a card with converted mana cost 4 or greater is revealed this way, that player mills one.

+2: Draw a card.

-1: Return target creature to its owner’s hand.

-7: You get an emblem with "whenever an opponent casts a spell, return target non-land permanent to the top card of his owner's library.