Name:Lantern of Insight ManaCost:1 Types:Artifact S:Mode$ Continuous | Affected$ Card.TopLibrary | AffectedZone$ Library | MayLookAt$ Player | Description$ Players play with the top card of their libraries revealed. A:AB$ Shuffle | Cost$ T Sac<1/CARDNAME> | ValidTgts$ Player | TgtPrompt$ Select target player | SpellDescription$ Target player shuffles his or her library. SVar:RemAIDeck:True SVar:Picture:http://www.wizards.com/global/images/magic/general/lantern_of_insight.jpg Oracle:Players play with the top card of their libraries revealed.\n{T}, Sacrifice Lantern of Insight: Target player shuffles his or her library.