Cheapest priced copy (Commander 2015): $0.49 at Card Kingdom, near mint, their price list as of .
Steam Augury 
Instant · Rare · Duel Decks: Speed vs. Cunning · #68
Reveal the top five cards of your library and separate them into two piles. An opponent chooses one of those piles. Put that pile into your hand and the other into your graveyard.
Legal inCommanderPioneerModernLegacyVintage
Not legal inBrawlStandardPauper
3 printings · $0.49 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Commander 2015 | 233 | Rare | $0.49 | — |
| Duel Decks: Speed vs. Cunning | 68 | Rare | $0.49 | — |
| Theros | 205 | Rare | $0.49 | $0.49 |
2 rulings from Wizards of the Coast
- 15 September 2013If one of the piles is empty, the opponent will choose whether to put the cards from the other pile into your hand or into your graveyard.
- 15 September 2013Steam Augury doesn't target any opponent. In a multiplayer game, you choose the opponent as the spell resolves.