Riftsweeper

Creature - Elf Shaman 2/2, 1G (2)
When Riftsweeper enters the battlefield, choose target face-up exiled card. Its owner shuffles it into his or her library.¹
"Beings of the rifts are not natural. No longer will these abominations tread upon the body of Gaea."
Illus. Brian Despain

Gatherer Card Rulings [Nov 2009]

• 5/1/2007: It doesn't matter why the card was exiled or who owns it.
• 5/1/2007: If Riftsweeper affects a suspended card, the card loses its time counters and is no longer suspended.
• 5/1/2007: If Riftsweeper affects a card that's haunting a creature or is imprinted on a permanent, the haunt or imprint effect ends.

Format Legality	Legal in Vintage, Legacy, Extended, MTGO Classic Banned in Standard
Printings (1/9)	Future Sight (Uncommon)