Yu-Gi-Oh! Speed Duel GX: Duel Academy Box – prices and most valuable cards
Speed Duel GX: Duel Academy Box is a Yu-Gi-Oh! set released on April 1, 2022. Our database lists 242 cards.
Key facts
| Game | Yu-Gi-Oh! |
|---|---|
| Release | April 1, 2022 |
| Card count | 242 |
Most valuable Speed Duel GX: Duel Academy Box cards
| # | Card | No. | Rarity | Variant | Price |
|---|---|---|---|---|---|
| 1 | Dekoichi the Battlechanted Locomotive (Secret Rare) | SGX1-END05 | Secret Rare | 1st Edition | $3.28 |
| 2 | Destiny HERO - Plasma (Secret Rare) | SGX1-ENB01 | Secret Rare | 1st Edition | $2.86 |
| 3 | Cyber Dragon (Secret Rare) | SGX1-ENG01 | Secret Rare | 1st Edition | $2.78 |
| 4 | Dekoichi the Battlechanted Locomotive | SGX1-END05 | Common | 1st Edition | $2.31 |
| 5 | D.D. Warrior Lady (Secret Rare) | SGX1-ENE04 | Secret Rare | 1st Edition | $2.13 |
| 6 | Don Zaloog (Secret Rare) | SGX1-ENI04 | Secret Rare | 1st Edition | $1.94 |
| 7 | Ancient Gear Golem (Secret Rare) | SGX1-END01 | Secret Rare | 1st Edition | $1.16 |
| 8 | Volcanic Rocket (Secret Rare) | SGX1-ENH10 | Secret Rare | 1st Edition | $1.16 |
| 9 | Book of Moon (Secret Rare) | SGX1-ENI15 | Secret Rare | 1st Edition | $1.16 |
| 10 | Ojama King (Secret Rare) | SGX1-ENC21 | Secret Rare | 1st Edition | $0.89 |
TCGplayer market prices (US market) as of October 29, 2026 — for each card, its most expensive variant (e.g. holo, 1st Edition). Prices change daily and depend on condition — check the current price of a specific card and version in RipWorth.
Rarities in this set
| Rarity | Cards |
|---|---|
| Common | 218 |
| Secret Rare | 24 |
FAQ
How many cards are in Speed Duel GX: Duel Academy Box?
RipWorth’s database lists 242 numbered cards in Speed Duel GX: Duel Academy Box (sealed products excluded).
When was Speed Duel GX: Duel Academy Box released?
Speed Duel GX: Duel Academy Box was released on April 1, 2022.
What is the most valuable card in Speed Duel GX: Duel Academy Box?
Based on TCGplayer market prices as of October 29, 2026, the most valuable card is Dekoichi the Battlechanted Locomotive (Secret Rare) (SGX1-END05, Secret Rare) at about $3.28. Prices change daily.
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