Cheapest priced copy (Ravnica: City of Guilds): $0.35 at Card Kingdom, near mint, their price list as of .
Grifter's Blade 
Artifact — Equipment · Uncommon · Salvat 2005 · #L50
Flash
As this Equipment enters, choose a creature you control it could be attached to. If you do, it enters attached to that creature.
Equipped creature gets +1/+1.
Equip {1}
Legal inCommanderModernLegacyVintage
Not legal inBrawlStandardPioneerPauper
3 printings · $0.35 to $0.49 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Salvat 2005 | L27 | Uncommon | — | — |
| Salvat 2005 | L50 | Uncommon | — | — |
| Ravnica: City of Guilds | 263 | Uncommon | $0.35 | $0.49 |
2 rulings from Wizards of the Coast
- 1 October 2005Grifter's Blade must enter attached to a creature you control, if possible.
- 1 October 2005If you don't control a creature Grifter's Blade could be attached to, it simply enters unattached.