Machine King Prototype
Effect Monster
Machine King Prototype is a Effect Monster (EARTH/Machine, Level 3) with 1600 ATK / 1500 DEF. First printed in Shadow of Infinity (2006).
- Type
- Effect Monster
- Attribute
- EARTH
- Monster type
- Machine
- Level
- 3
- ATK / DEF
- 1600 / 1500
- Banlist
- Unlimited in the TCG, OCG, and Master Duel
- TCG release
- 2006-02-18
- Printings
- 4
Card text
This card gains 100 ATK and DEF for each Machine-Type monster on the field, except this card.
Approximate value
≈$0.17
YGOPRODeck recorded a lowest available USD card-level price hint of ~$0.17 on Sep 25, 2026 (historical, not a printing-specific quote). It varies with printing, condition, edition, rarity, and grading. Check current listings before buying or selling.
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Printings & rarities
| Set | Set code | Rarity | Release | Price* |
|---|---|---|---|---|
| Shadow of Infinity | SOI-EN012 | Common | 2006-02-18 | $0.17 |
| Dark Revelation Volume 4 | DR04-EN132 | Common | 2007-11-14 | $1.38 |
| Battle Pack 3: Monster League | BP03-EN019 | Rare | 2014-07-31 | $0.17 |
| Battle Pack 3: Monster League | BP03-EN019 | Shatterfoil Rare | 2014-07-31 | $0.17 |
*Approximate, from recent marketplace listings, not market values.
Price hint history
Dated YGOPRODeck snapshots. These hints are not sales or market values.
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Machine King Prototype in other languages
| Japanese | 機械王－プロトタイプ |
| Korean | 기계왕－프로토타입 |
| German | Maschinenkönig Prototyp |
| French | Roi-Machine Prototype |
| Italian | Prototipo di Re delle Macchine |
| Spanish | Prototipo del Rey Máquina |
| Portuguese | Protótipo de Rei Máquina |