Cheapest priced copy (The List): $16.99 at Card Kingdom, near mint, their price list as of .
Ophidian Eye 
Enchantment — Aura · Common · Time Spiral · #70
Flash (You may cast this spell any time you could cast an instant.)
Enchant creature
Whenever enchanted creature deals damage to an opponent, you may draw a card.
Legal inCommanderModernLegacyVintagePauper
Not legal inBrawlStandardPioneer
2 printings · $16.99 to $199.99 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| The List | TSP-70 | Common | $16.99 | — |
| Time Spiral | 70 | Common | $19.99 | $199.99 |
One ruling from Wizards of the Coast
- 25 September 2006The third ability triggers when the enchanted creature deals damage to an opponent of the player who controls Ophidian Eye.