Cheapest priced copy (Adventures in the Forgotten Realms): $0.99 at Card Kingdom, near mint, their price list as of .
Eye of Vecna 
Legendary Artifact · Rare · Adventures in the Forgotten Realms · #393
When Eye of Vecna enters, you draw a card and you lose 2 life.
At the beginning of your upkeep, you may pay {2}. If you do, you draw a card and you lose 2 life.
Legal inCommanderPioneerModernLegacyVintage
Not legal inBrawlStandardPauper
5 printings · $0.79 to $22.99 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Adventures in the Forgotten Realms | 243 | Rare | $0.99 | $0.79 |
| Adventures in the Forgotten Realms | 393 | Rare | $0.99 | $1.49 |
| Adventures in the Forgotten Realms Promos | 243a | Rare | — | $22.99 |
| Adventures in the Forgotten Realms Promos | 243p | Rare | $0.99 | $1.99 |
| Adventures in the Forgotten Realms Promos | 243s | Rare | — | $1.49 |