Cheapest priced copy (Zendikar): $0.69 at Card Kingdom, near mint, their price list as of .
Primal Bellow 
Instant · Uncommon · Zendikar · #176
Target creature gets +1/+1 until end of turn for each Forest you control.
Legal inCommanderModernLegacyVintage
Not legal inBrawlStandardPioneerPauper
1 printing · $0.69 to $7.99 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Zendikar | 176 | Uncommon | $0.69 | $7.99 |