Creature - Merfolk Rogue 2/2, UU (2) Whenever Grimoire Thief becomes tapped, remove the top three cards of target opponent's library from the game face down. You may look at cards removed from the game with Grimoire Thief. {U}, Sacrifice Grimoire Thief: Turn all cards removed from the game with Grimoire Thief face up. Counter all spells with those names.
Illus. Randy Gallegos
4/1/2008: The only cards you turn face up are the cards removed from the game with the Grimoire Thief that was sacrificed.
4/1/2008: The last ability counters all spells on the stack with any of the appropriate names, no matter who controls them.
4/1/2008: If a split card is turned face up, the ability counters all spells with the same name as either side of that split card.
4/1/2008: As long as Grimoire Thief is in play, its controller can look at all cards it removed from the game, even if those cards were removed while someone else controlled Grimoire Thief.
4/1/2008: After Grimoire Thief is sacrificed to pay for its last ability, but before the removed cards are turned face up, the removed cards can't be looked at.
Morningtide
(Rare)