Knowledge Pool Tweet Moderately Played, limit 6 $0.02 / $0.02 credit Buy This Product Details Card Number: 111/155 Card Type: Artifact Rarity: R Card Text: Imprint - When Knowledge Pool enters the battlefield, each player exiles the top three cards of his or her library.Whenever a player casts a spell from his or her hand, that player exiles it. If the player does, he or she may cast another nonland card exiled with Knowledge Pool withou paying that card's mana cost. Color: Artifact Finish: Regular Name: Knowledge Pool Set Name: Mirrodin Besieged Artist: Mike Bierek Cost: 6