Cheapest priced copy (Future Sight): $0.39 at Card Kingdom, near mint, their price list as of .
Oblivion Crown 
Enchantment — Aura · Common · Future Sight · #73
Flash (You may cast this spell any time you could cast an instant.)
Enchant creature
Enchanted creature has "Discard a card: This creature gets +1/+1 until end of turn."
Legal inCommanderModernLegacyVintagePauper
Not legal inBrawlStandardPioneer
1 printing · $0.39 to $4.99 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Future Sight | 73 | Common | $0.39 | $4.99 |