Cheapest priced copy (Forgotten Realms Commander): $1.79 at Card Kingdom, near mint, their price list as of .
Viridian Longbow 
Artifact — Equipment · Common · Mirrodin · #270
Equipped creature has "{T}: This creature deals 1 damage to any target."
Equip {3} ({3}: Attach to target creature you control. Equip only as a sorcery.)
Legal inCommanderModernLegacyVintagePauper
Not legal inBrawlStandardPioneer
3 printings · $1.79 to $10.99 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Forgotten Realms Commander | 221 | Common | $1.79 | — |
| Mirrodin | 270 | Common | $1.79 | $10.99 |
| The List | AFC-221 | Common | $1.79 | — |