Cheapest priced copy (Mirage): $2.99 at Card Kingdom, near mint, their price list as of .
Lure of Prey 
Instant · Rare · Mirage · #227
Cast this spell only if an opponent cast a creature spell this turn.
You may put a green creature card from your hand onto the battlefield.
Legal inCommanderLegacyVintage
Not legal inBrawlStandardPioneerModernPauper
1 printing · $2.99 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Mirage | 227 | Rare | $2.99 | — |
2 rulings from Wizards of the Coast
- 4 October 2004Does work for artifact creatures cast by your opponent.
- 1 May 2007Putting the card onto the battlefield is optional. When the ability resolves, you can choose not to.