Cheapest priced copy (March of the Machine): $0.35 at Card Kingdom, near mint, their price list as of .
Skyclave Aerialist // Skyclave Invader 
Creature — Merfolk Scout // Creature — Phyrexian Merfolk Scout · 2/1 · Uncommon · March of the Machine · #78
Flying
{4}{G/P}: Transform this creature. Activate only as a sorcery. ({G/P} can be paid with either {G} or 2 life.)
Flying
When this creature transforms into Skyclave Invader, look at the top card of your library. If it's a land card, you may put it onto the battlefield. If you don't put the card onto the battlefield, put it into your hand.
Legal inCommanderPioneerModernLegacyVintage
Not legal inBrawlStandardPauper
1 printing · $0.35 to $0.49 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| March of the Machine | 78 | Uncommon | $0.35 | $0.49 |