Hideaway 4 Windbrisk Heights enters tapped. {T}: Add {W}. {W}, {T}: You may play the exiled card without paying its mana cost if you attacked with three or more creatures this turn.
Flying {W}: Windreaver gains vigilance until end of turn. {W}: Windreaver gets +0/+1 until end of turn. {U}: Switch Windreaver's power and toughness until end of turn. {U}: Return Windreaver to its owner's hand.
Players play with the top card of their libraries revealed. You may play lands and cast spells from the top of any player's library. Whenever chaos ensues, each player mills a card.
Kinship — At the beginning of your upkeep, you may look at the top card of your library. If it shares a creature type with Winnower Patrol, you may reveal it. If you do, put a +1/+1 counter on Winnower Patrol.