Formula Synchron (Quarter Century Secret Rare) YU-GI-OH
Also known as Formula Synchron QCSR
Formula Synchron (Quarter Century Secret Rare) #RA04-EN143 (Quarter Century Stampede) is worth about $7.51 today, the TCGplayer market price for any condition as of 2026-10-27, up 12% over 30 days.
This card has 2 printings (TCGplayer market, 2026-10-27): Quarter Century Secret Rare $7.51 (this page), Platinum Secret Rare $0.61.
price trend and the high since we began tracking: more ↓less ↑
Formula Synchron (Quarter Century Secret Rare) #RA04-EN143 is trending up: $7.51 today, up 12% in 30 days and at its highest since we began tracking (2026-09-16), set 2026-10-23, and near its low of $6.72 (2026-09-16). TCGplayer market price as of 2026-10-27, tracked daily since 2026-09-16. chart →
Price data for your app or store: API and daily history since 2024 · CSV download
WORTH GRADING?
WHERE TO BUY AND SELL
1st Edition · no eBay scan yetshow the work →
| TCGplayer market | $7.51 | verify ↗ |
| TCGplayer lowest ask | $5.00 |
GAME DATA[ + ] SHOW[ × ] HIDE
- ATTACK
- 200
- DEFENSE
- 1500
- ATTRIBUTE
- LIGHT
- CARD TYPE
- Synchro/Tuner/Effect Monster
- DESCRIPTION
- 1 Tuner + 1 non-Tuner monster When this card is Synchro Summoned: You can draw 1 card. Once per Chain, during your opponent's Main Phase, you can (Quick Effect): Immediately after this effect resolves, Synchro Summon using this card you control.
- MONSTERTYPE
- Machine
MORE FROM QUARTER CENTURY STAMPEDE
FULL SET →
PRICE FAQ
What would a card shop pay for Formula Synchron (Quarter Century Secret Rare)?
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Shops and show vendors commonly offer about 70% of market in cash and 80% in store credit. At today's $7.51 market price that is roughly $5.26 cash or $6.01 trade for a near-mint copy. Selling it yourself on TCGplayer or eBay nets more after fees; see the seller-net answer below.
What is Formula Synchron (Quarter Century Secret Rare) (Quarter Century Stampede) worth today?
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Formula Synchron (Quarter Century Secret Rare) [1st Edition] has a TCGplayer market price of $7.51 as of 2026-10-27.
Is Formula Synchron (Quarter Century Secret Rare) going up or down in price?
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Formula Synchron (Quarter Century Secret Rare) #RA04-EN143 is trending up: $7.51 today, up 12% in 30 days and at its highest since we began tracking (2026-09-16), set 2026-10-23, and near its low of $6.72 (2026-09-16). TCGplayer market price as of 2026-10-27, tracked daily since 2026-09-16. Other windows: up 2.0% over 7 days. A 30-day rise this size usually follows a supply squeeze or a new format result; check the eBay book depth before buying in.
What is the all-time high price for Formula Synchron (Quarter Century Secret Rare)?
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TickerMint began tracking Yu-Gi-Oh prices on 2026-09-16, after Formula Synchron (Quarter Century Secret Rare) came out, so these are the highest and lowest prices since we began tracking (2026-09-16), not all-time records. In TickerMint's daily data (since September 2026), the TCGplayer market price for Formula Synchron (Quarter Century Secret Rare) [1st Edition] (all conditions) peaked at $7.51 (2026-10-23) and bottomed at $6.72 (2026-09-16).
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