Cheapest priced copy (Future Sight): $0.99 at Card Kingdom, near mint, their price list as of .
Riftsweeper 
Creature — Elf Shaman · 2/2 · Uncommon · Modern Masters · #159
When this creature enters, choose target face-up exiled card. Its owner shuffles it into their library.
Legal inCommanderModernLegacyVintage
Not legal inBrawlStandardPioneerPauper
3 printings · $0.99 to $5.99 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Future Sight | 136 | Uncommon | $0.99 | $5.99 |
| Modern Masters | 159 | Uncommon | $0.99 | $2.99Out of stock |
| The List | MMA-159 | Uncommon | $0.99 | — |
3 rulings from Wizards of the Coast
- 1 May 2007It doesn’t matter why the card was exiled or who owns it.
- 1 May 2007If Riftsweeper affects a suspended card, the card loses its time counters and is no longer suspended.
- 1 May 2007If Riftsweeper affects a card that’s haunting a creature, the haunt effect ends.