Cheapest priced copy (Edge of Eternities): $0.35 at Card Kingdom, near mint, their price list as of .
Cerebral Download 
Instant · Uncommon · Edge of Eternities · #48
Surveil X, where X is the number of artifacts you control. Then draw three cards. (To surveil X, look at the top X cards of your library, then put any number of them into your graveyard and the rest on top of your library in any order.)
Legal inCommanderBrawlStandardPioneerModernLegacyVintage
Not legal inPauper
1 printing · $0.35 to $0.49 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Edge of Eternities | 48 | Uncommon | $0.35 | $0.49 |
One ruling from Wizards of the Coast
- 25 July 2025The value of X is calculated only once, as Cerebral Download resolves.