Cheapest priced copy (March of the Machine): $0.35 at Card Kingdom, near mint, their price list as of .
Mutagen Connoisseur 
Creature — Vedalken Mutant · 0/5 · Uncommon · March of the Machine · #248
Flying, vigilance
This creature gets +1/+0 for each transformed permanent you control.
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 | 248 | Uncommon | $0.35 | $0.49 |
One ruling from Wizards of the Coast
- 14 April 2023A "transformed permanent" is a double-faced permanent with its back face up. Notably, modal double-faced permanents and melded permanents are never transformed permanents, no matter which faces are up.