Cheapest priced copy (Guilds of Ravnica): $0.35 at Card Kingdom, near mint, their price list as of .
Gird for Battle 
Sorcery · Uncommon · Jumpstart · #106
Put a +1/+1 counter on each of up to two target creatures.
Legal inCommanderPioneerModernLegacyVintage
Not legal inBrawlStandardPauper
3 printings · $0.35 to $0.49 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Guilds of Ravnica | 12 | Uncommon | $0.35 | $0.49 |
| Foundations Jumpstart | 202 | Uncommon | $0.39 | — |
| Jumpstart | 106 | Uncommon | $0.35 | — |
One ruling from Wizards of the Coast
- 5 October 2018You can't target the same creature twice to give it two +1/+1 counters.