Yu-Gi-Oh! · Quarter Century Secret RareLive pricing
The Agent of Mystery - Earth (Quarter Century Secret Rare)
Stable+1.0%Quarter Century Stampede, 2025 · #RA04-EN146
The Agent of Mystery - Earth (Quarter Century Secret Rare)'s Near Mint price is up 15.0% ($0.54) over the past 30 days.
8h ago· Updated Oct 29, 2026
Card Details
TypeMonster — Fairy/Effect
Mana CostLevel 4
P/TATK 1000 / DEF 800
Card TextWhen this card is Normal Summoned: You can add 1 'The Agent' monster from your Deck to your hand, except 'The Agent of Mystery - Earth'. If this card is Tributed: If 'The Sanctuary in the Sky' is in the field, you can Special Summon this card from your hand instead.
inkwell Fair Value™?· NM
$4.14
single source
——
Condition?
Confidencemedium
Prices as ofOct 29
Normal—
Cheapest printing—
Why This Price
inkwell Estimate
Fair Value$4.14
Movement
7D Change+1.0% (+$0.04)
30D Change+15.0% (+$0.54)
Freshness
Prices as ofOct 29
Update cadenceDaily
Inkwell Fair Value$4.14
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- How much is The Agent of Mystery - Earth (Quarter Century Secret Rare) worth?
- The current Near Mint price for The Agent of Mystery - Earth (Quarter Century Secret Rare) from Quarter Century Stampede (Yu-Gi-Oh!) is $4.14. It has increased 1.0% over the past 7 days.
- What set is The Agent of Mystery - Earth (Quarter Century Secret Rare) from?
- The Agent of Mystery - Earth (Quarter Century Secret Rare) is from the Quarter Century Stampede set, released April 2025. It is a Quarter Century Secret Rare in Yu-Gi-Oh!.
- What rarity is The Agent of Mystery - Earth (Quarter Century Secret Rare)?
- The Agent of Mystery - Earth (Quarter Century Secret Rare) is a Quarter Century Secret Rare card from Quarter Century Stampede in Yu-Gi-Oh!.
- How has the price of The Agent of Mystery - Earth (Quarter Century Secret Rare) changed over the past 30 days?
- Over the past 30 days, the Near Mint price of The Agent of Mystery - Earth (Quarter Century Secret Rare) has risen 15.0% ($0.54) to $4.14.