Cheapest priced copy (Khans of Tarkir): $0.35 at Card Kingdom, near mint, their price list as of .
Cranial Archive 
Artifact · Uncommon · Khans of Tarkir · #218
{2}, Exile this artifact: Target player shuffles their graveyard into their library. Draw a card.
Legal inCommanderPioneerModernLegacyVintage
Not legal inBrawlStandardPauper
1 printing · $0.35 to $1.49 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Khans of Tarkir | 218 | Uncommon | $0.35 | $1.49 |
One ruling from Wizards of the Coast
- 20 September 2014If the player’s graveyard is empty, the player will shuffle their library, then you’ll draw a card.