Cheapest priced copy (March of the Machine Commander): $0.99 at Card Kingdom, near mint, their price list as of .
Infernal Sovereign 
Creature — Demon · 6/6 · Mythic · March of the Machine Commander · #83
Flying, trample
Skip your draw step.
Whenever you play a land or cast a spell, you draw a card and you lose 1 life.
Legal inCommanderLegacyVintage
Not legal inBrawlStandardPioneerModernPauper
2 printings · $0.99 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| March of the Machine Commander | 75 | Mythic | $0.99 | $0.99 |
| March of the Machine Commander | 83 | Mythic | $0.99 | $0.99 |