Cheapest priced copy (The Lost Caverns of Ixalan): $0.35 at Card Kingdom, near mint, their price list as of .
Deathcap Marionette 
Creature — Fungus · 1/1 · Common · The Lost Caverns of Ixalan · #100
Deathtouch
When this creature enters, you may mill two cards. (You may put the top two cards of your library into your graveyard.)
Legal inCommanderBrawlStandardPioneerModernLegacyVintagePauper
1 printing · $0.35 to $0.49 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| The Lost Caverns of Ixalan | 100 | Common | $0.35 | $0.49 |
One ruling from Wizards of the Coast
- 10 November 2023If you don't have at least two cards in your library, you can't choose to mill two cards.