Cheapest priced copy (The Hobbit): $0.35 at Card Kingdom, near mint, their price list as of .
Warg Tactics 
Instant · Common · The Hobbit · #139
Choose one —
• Destroy target creature with flying.
• Put a +1/+1 counter on target creature you control. It gains trample and hexproof until end of turn. (It can't be the target of spells or abilities your opponents control.)
Legal inCommanderBrawlStandardPioneerModernLegacyVintagePauper
1 printing · $0.35 to $0.49 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| The Hobbit | 139 | Common | $0.35 | $0.49 |