Cheapest priced copy (March of the Machine): $2.99 at Card Kingdom, near mint, their price list as of .
Slimer and Stay Puft 
Yargle and Multani
Legendary Creature — Frog Spirit Elemental · 18/6 · Rare · Secret Lair Drop · #872
Legal inCommanderPioneerModernLegacyVintage
Not legal inBrawlStandardPauper
5 printings · $2.99 to $8.99 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| March of the Machine | 256 | Rare | $2.99 | $3.99 |
| March of the Machine | 317 | Rare | $3.49 | $3.99 |
| March of the Machine Promos | 256p | Rare | $2.99 | $3.49 |
| March of the Machine Promos | 256s | Rare | — | $4.99 |
| Secret Lair Drop (Slimer and Stay Puft) | 872 | Rare | $8.99 | $7.99 |
One ruling from Wizards of the Coast
- 14 April 2023Ribbit.