Cheapest priced copy (Ikoria: Lair of Behemoths): $0.35 at Card Kingdom, near mint, their price list as of .
Spontaneous Flight 
Instant · Common · Ikoria: Lair of Behemoths · #33
Target creature gets +2/+2 until end of turn. Put a flying counter on it.
Legal inCommanderPioneerModernLegacyVintagePauper
Not legal inBrawlStandard
1 printing · $0.35 to $0.49 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Ikoria: Lair of Behemoths | 33 | Common | $0.35 | $0.49 |