Cheapest priced copy (Marvel Super Heroes Commander): $0.69 at Card Kingdom, near mint, their price list as of .
Experimental Armor 
Artifact — Equipment · Uncommon · Marvel Super Heroes Commander · #543
Equipped creature gets +1/+1 and has flying and haste. (It can't be blocked except by creatures with flying or reach. It can attack and {T} as soon as it comes under your control.)
Equip {2} ({2}: Attach to target creature you control. Equip only as a sorcery.)
Legal inCommanderLegacyVintage
Not legal inBrawlStandardPioneerModernPauper
1 printing · $0.69 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Marvel Super Heroes Commander | 543 | Uncommon | $0.69 | — |