Nightmare Incursion

Sorcery, 5B (6)
Search target player's library for up to X cards, where X is the number of Swamps you control, and exile them. Then that player shuffles his or her library.¹
Illus. Chuck Lukacs

Gatherer Card Rulings [Nov 2009]

• 8/1/2008: The cards are exiled face up, so everyone can see what they are. (This is true of every effect that exiles cards, unless the effect specifically says it exiles those cards face down.)

Format Legality	Legal in Vintage, Legacy, Extended Banned in Standard
Printings (1/9)	Eventide (Rare)