Cheapest priced copy (Reality Fracture): $0.35 at Card Kingdom, near mint, their price list as of .
Eye of Jace 
Artifact · Uncommon · Reality Fracture · #170
At the beginning of your upkeep, surveil 1. Then if there are seven or more cards in your graveyard, sacrifice this artifact, it deals 2 damage to each opponent, and you gain 2 life. (To surveil 1, look at the top card of your library. You may put it into your graveyard.)
Legal inCommanderBrawlStandardPioneerModernLegacyVintage
Not legal inPauper
1 printing · $0.35 to $0.49 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Reality Fracture | 170 | Uncommon | $0.35 | $0.49 |