Cheapest priced copy (Double Masters): $0.35 at Card Kingdom, near mint, their price list as of .
Metalspinner's Puzzleknot 
Artifact · Common · Kaladesh · #221
When this artifact enters, you draw a card and you lose 1 life.
{2}{B}, Sacrifice this artifact: You draw a card and you lose 1 life.
Legal inCommanderPioneerModernLegacyVintagePauper
Not legal inBrawlStandard
4 printings · $0.35 to $0.49 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Double Masters | 273 | Common | $0.35 | $0.49 |
| Foundations Jumpstart | 755 | Common | $0.35 | — |
| Kaladesh | 221 | Common | $0.35 | $0.49 |
| The List | KLD-221 | Common | $0.35 | — |