Cheapest priced copy (Mirrodin Besieged): $2.99 at Card Kingdom, near mint, their price list as of .
Creeping Corrosion 
Sorcery · Rare · Mirrodin Besieged · #78
Destroy all artifacts.
Legal inCommanderModernLegacyVintage
Not legal inBrawlStandardPioneerPauper
1 printing · $2.99 to $6.99 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Mirrodin Besieged | 78 | Rare | $2.99 | $6.99 |