Cheapest priced copy (Mirage): $0.99 at Card Kingdom, near mint, their price list as of .
Spectral Guardian 
Creature — Spirit · 2/3 · Rare · Mirage · #41
As long as this creature is untapped, noncreature artifacts have shroud. (They can't be the targets of spells or abilities.)
Legal inCommanderLegacyVintage
Not legal inBrawlStandardPioneerModernPauper
1 printing · $0.99 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Mirage | 41 | Rare | $0.99 | — |