Cheapest priced copy (Aetherdrift): $0.35 at Card Kingdom, near mint, their price list as of .
Spectral Interference 
Instant · Common · Aetherdrift · #63
Counter target artifact or creature spell unless its controller pays {4}.
Legal inCommanderBrawlStandardPioneerModernLegacyVintagePauper
1 printing · $0.35 to $0.49 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Aetherdrift | 63 | Common | $0.35 | $0.49 |