Cheapest priced copy (Magic 2014): $0.49 at Card Kingdom, near mint, their price list as of .
Accorder's Shield 
Artifact — Equipment · Common · Scars of Mirrodin · #136
Equipped creature gets +0/+3 and has vigilance. (Attacking doesn't cause it to tap.)
Equip {3} ({3}: Attach to target creature you control. Equip only as a sorcery.)
Legal inCommanderPioneerModernLegacyVintagePauper
Not legal inBrawlStandard
2 printings · $0.49 to $1.49 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Magic 2014 | 204 | Uncommon | $0.49 | $1.49 |
| Scars of Mirrodin | 136 | Common | $0.49 | $1.49 |