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SR03 Structure Deck: Machine Reactor card list and prices
Structure Deck: Machine Reactor (SR03) is a Yu-Gi-Oh! Trading Card Game set released on Apr 14, 2017. This is its card list with today's prices: 80 cards and versions. The most valuable is Ancient Gear Fortress SR03-EN022 at about $9.95 ungraded, and the highest PSA 10 value is Maxx "C" SR03-EN020 at about $90.04. Prices updated September 23, 2026.
| Card | Raw | PSA 9 | PSA 10 |
|---|---|---|---|
 Ancient Gear Fortress SR03-EN022Unlimited | $9.95 | — | — |
 Maxx "C" SR03-EN020Unlimited | $9.12 | $22.75 | $84.39 |
 Ancient Gear Wyvern SR03-EN0031st Edition | $6.18 | $25.05 | $73.22 |
| Maxx "C" SR03-EN0201st Edition | $5.43 | $34.79 | $90.04 |
| Ancient Gear Wyvern SR03-EN003Unlimited | $5.06 | $29.77 | $81.42 |
 Galaxy Cyclone SR03-EN031Unlimited | $3.72 | — | — |
 Ancient Gear Catapult SR03-EN0211st Edition | $3.37 | $20.48 | $65.37 |
| Ancient Gear Catapult SR03-EN021Unlimited | $3.12 | $17.35 | $59.97 |
 Ancient Gear Gadjiltron Dragon SR03-EN0041st Edition | $2.49 | — | — |
| Ancient Gear Gadjiltron Dragon SR03-EN004Unlimited | $1.93 | $9.99 | $47.27 |
 Token: Ancient Gear SR03-ENTKN1st Edition | $1.70 | — | — |
 Ancient Gear Reactor Dragon SR03-EN0011st Edition | $1.56 | $17.40 | $60.11 |
| Ancient Gear Reactor Dragon SR03-EN001Unlimited | $1.46 | $9.44 | $46.31 |
 Ancient Gear Beast SR03-EN007Unlimited | $1.22 | $7.00 | $36.62 |
 Ancient Gear Workshop SR03-EN024Unlimited | $1.09 | $8.00 | $38.49 |
| Ancient Gear Fortress SR03-EN0221st Edition | $1.06 | $9.89 | $47.06 |
 Inferno Reckless Summon SR03-EN030Unlimited | $1.04 | $7.00 | $36.62 |
| Token: Ancient Gear SR03-ENTKNUnlimited | $0.99 | — | — |
 Mischief of the Gnomes SR03-EN0341st Edition | $0.93 | — | — |
 Ancient Gear Gadget SR03-EN0001st Edition | $0.92 | $9.89 | $47.08 |
 Ancient Gear Box SR03-EN011Unlimited | $0.79 | $7.00 | $36.35 |
 Geartown SR03-EN025Unlimited | $0.77 | $7.00 | $36.01 |
| Ancient Gear Workshop SR03-EN0241st Edition | $0.75 | $10.19 | $47.60 |
 Jar of Avarice SR03-EN033Unlimited | $0.74 | $6.00 | $33.00 |
| Ancient Gear Box SR03-EN0111st Edition | $0.70 | $12.38 | $51.41 |
 Planet Pathfinder SR03-EN013Unlimited | $0.70 | $7.00 | $34.04 |
 Ancient Gear Engineer SR03-EN008Unlimited | $0.69 | $7.00 | $34.99 |
| Inferno Reckless Summon SR03-EN0301st Edition | $0.69 | $10.00 | $45.03 |
 Ancient Gear Castle SR03-EN0231st Edition | $0.67 | — | — |
 Pseudo Space SR03-EN0271st Edition | $0.65 | $9.79 | $46.89 |
| Ancient Gear Beast SR03-EN0071st Edition | $0.64 | — | — |
| Geartown SR03-EN0251st Edition | $0.60 | — | — |
 Ancient Gear Golem SR03-EN005Unlimited | $0.58 | $7.00 | $33.70 |
 Spell Striker SR03-EN019Unlimited | $0.56 | $7.00 | $34.81 |
 Limiter Removal SR03-EN028Unlimited | $0.56 | $7.00 | $33.87 |
 The Huge Revolution is Over SR03-EN038Unlimited | $0.56 | $7.00 | $33.61 |
| Planet Pathfinder SR03-EN0131st Edition | $0.55 | — | — |
| Spell Striker SR03-EN0191st Edition | $0.55 | — | — |
| Ancient Gear Castle SR03-EN023Unlimited | $0.54 | $7.00 | $35.49 |
| Galaxy Cyclone SR03-EN0311st Edition | $0.53 | — | — |
| Ancient Gear Gadget SR03-EN000Unlimited | $0.52 | $7.00 | $36.36 |
 Gigantes SR03-EN0161st Edition | $0.50 | — | — |
| Gigantes SR03-EN016Unlimited | $0.49 | $7.00 | $34.22 |
| Pseudo Space SR03-EN027Unlimited | $0.49 | $7.00 | $34.47 |
| Limiter Removal SR03-EN0281st Edition | $0.49 | — | — |
 Fiendish Chain SR03-EN0361st Edition | $0.49 | — | — |
| Ancient Gear Engineer SR03-EN0081st Edition | $0.48 | $9.00 | $40.72 |
 Geargiauger SR03-EN012Unlimited | $0.45 | $6.00 | $32.15 |
| Jar of Avarice SR03-EN0331st Edition | $0.40 | — | — |
| Ancient Gear Golem SR03-EN0051st Edition | $0.39 | — | — |
| The Huge Revolution is Over SR03-EN0381st Edition | $0.38 | — | — |
 Ancient Gear Hydra SR03-EN0021st Edition | $0.36 | $10.00 | $45.47 |
 Ancient Gear Gadjiltron Chimera SR03-EN006Unlimited | $0.34 | $6.00 | $32.67 |
 Ancient Gear Knight SR03-EN0091st Edition | $0.34 | — | — |
 Ancient Gear Soldier SR03-EN0101st Edition | $0.34 | — | — |
| Ancient Gear Knight SR03-EN009Unlimited | $0.32 | $6.00 | $32.49 |
 Card Trooper SR03-EN015Unlimited | $0.32 | $6.00 | $31.37 |
 Minefieldriller SR03-EN0141st Edition | $0.30 | — | — |
 Call of the Haunted SR03-EN0371st Edition | $0.30 | — | — |
| Ancient Gear Gadjiltron Chimera SR03-EN0061st Edition | $0.25 | — | — |
| Ancient Gear Soldier SR03-EN010Unlimited | $0.25 | $6.00 | $33.01 |
| Mischief of the Gnomes SR03-EN034Unlimited | $0.25 | $8.00 | $37.73 |
| Fiendish Chain SR03-EN036Unlimited | $0.25 | — | — |
 Hardened Armed Dragon SR03-EN0181st Edition | $0.23 | — | — |
 Terraforming SR03-EN032Unlimited | $0.23 | $6.00 | $31.97 |
| Terraforming SR03-EN0321st Edition | $0.21 | — | — |
| Ancient Gear Hydra SR03-EN002Unlimited | $0.20 | $6.00 | $33.18 |
 Mausoleum of the Emperor SR03-EN026Unlimited | $0.20 | $6.00 | $31.63 |
 Machine Duplication SR03-EN029Unlimited | $0.20 | — | — |
| Mausoleum of the Emperor SR03-EN0261st Edition | $0.19 | — | — |
| Machine Duplication SR03-EN0291st Edition | $0.19 | — | — |
| Geargiauger SR03-EN0121st Edition | $0.18 | — | — |
| Card Trooper SR03-EN0151st Edition | $0.18 | — | — |
| Hardened Armed Dragon SR03-EN018Unlimited | $0.18 | $6.00 | $31.12 |
 BOXer SR03-EN017Unlimited | $0.17 | — | — |
| BOXer SR03-EN0171st Edition | $0.15 | — | — |
 Machine King - 3000 B.C. SR03-EN0351st Edition | $0.13 | — | — |
| Call of the Haunted SR03-EN037Unlimited | $0.13 | $6.00 | $32.06 |
| Minefieldriller SR03-EN014Unlimited | $0.11 | $6.00 | $30.94 |
| Machine King - 3000 B.C. SR03-EN035Unlimited | $0.08 | — | — |
Sorted by ungraded price. Raw prices: TCGplayer market price. Graded values: PriceCharting. A dash means we do not show a graded value for that card. This is a guide, not financial advice.
Every printing of the top cards in Structure Deck: Machine Reactor
Ancient Gear Fortress cardsMaxx "C" cardsGalaxy Cyclone cardsAncient Gear Gadjiltron Dragon cardsAncient Gear Beast cardsAncient Gear Workshop cardsInferno Reckless Summon cardsAncient Gear Gadget cardsAncient Gear Box cardsGeartown cardsJar of Avarice cardsPlanet Pathfinder cards
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Questions
Structure Deck: Machine Reactor price questions
What is the most valuable card in Structure Deck: Machine Reactor?
Ancient Gear Fortress SR03-EN022 (Unlimited) at about $9.95 ungraded. The highest graded value is Maxx "C" at about $90.04 as a PSA 10.
How many cards are in the Structure Deck: Machine Reactor card list?
We list 80 cards and versions from Structure Deck: Machine Reactor, each with its ungraded market price, and 45 of them with PSA 9 and PSA 10 values. Alternate arts, promos and event versions are listed as their own rows.
Which Structure Deck: Machine Reactor cards are worth grading?
At today's prices no card in this set clearly makes money as a PSA 9 after fees. Some only pay off as a PSA 10. Open a card to see its grading math.