FOILCheapest priced copy (Assassin's Creed): $0.49 at Card Kingdom, foil, near mint, their price list as of .
Hidden Blade 
Artifact — Equipment · Rare · Assassin's Creed · #307
Flash
When this Equipment enters, attach it to target creature you control. If that creature is an Assassin, it gains deathtouch until end of turn.
Equipped creature gets +1/+0 and has first strike.
Equip {2}
Legal inCommanderModernLegacyVintage
Not legal inBrawlStandardPioneerPauper
3 printings · $0.49 to $0.59 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Assassin's Creed | 73 | Uncommon | $0.59 | $0.49 |
| Assassin's Creed | 257 | Uncommon | — | — |
| Assassin's Creed | 307 | Rare | — | $0.49 |