Hideaway is an ability that was feature in and only in the Lorwyn block. It appears on a series of 5 lands. This ability allows you to look at the top 4 cards on the top of your library and take one card and remove it from play. The other 3 cards are placed on the bottom of your library in any order. The card that was removed from play can be returned from play by tapping the land and a color that it specifies after fulfilling some type of requirement stated on the card.