Machine King Prototype Printings
Machine King Prototype has been printed 4 times in the TCG, with every set, set code, rarity, and release date listed below. See the Machine King Prototype card page for stats and card text.
| Set | Set code | Rarity | Release | Price* |
|---|---|---|---|---|
| Shadow of Infinity | SOI-EN012 | Common | 2006-02-18 | $0.19 |
| Dark Revelation Volume 4 | DR04-EN132 | Common | 2007-11-14 | $1.38 |
| Battle Pack 3: Monster League | BP03-EN019 | Rare | 2014-07-31 | $0.19 |
| Battle Pack 3: Monster League | BP03-EN019 | Shatterfoil Rare | 2014-07-31 | $0.19 |
*Approximate prices from recent marketplace listings, not market values or appraisals.