Cheapest priced copy (March of the Machine Commander): $0.99 at Card Kingdom, near mint, their price list as of .
Begin the Invasion 
Sorcery · Mythic · March of the Machine Commander · #79
Search your library for up to X battle cards with different names, put them onto the battlefield, then shuffle.
Legal inCommanderLegacyVintage
Not legal inBrawlStandardPioneerModernPauper
2 printings · $0.99 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| March of the Machine Commander | 79 | Mythic | $0.99 | $0.99 |
| March of the Machine Commander | 87 | Mythic | $0.99 | $0.99 |