Caius the Mega Monarch

Structure Deck: Lair of Darkness (2018), Yu-Gi-Oh!, SR06-EN008, Common


Caius the Mega Monarch

Printing: 1st Edition · Near Mint

$0.63

TCGplayer market price (an average of recent sales)

As of Oct 19 (yesterday).

Listed median$0.70asks on TCGplayer as of Oct 19 (1.1× the market price)

Change

7d−3.1% −$0.0230d0.0%90d0.0%1y+12.5% +$0.07

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Price trend

Oct 11 $0.65 → Oct 18, 2026 $0.63 −3.1%

$0.65$0.64$0.63
Oct 11, 2026Oct 13, 2026Oct 14, 2026Oct 15, 2026Oct 18, 2026

Sep 18 $0.63 → Oct 18, 2026 $0.63 0.0%

$0.65$0.64$0.63
Sep 18, 2026Sep 28, 2026Oct 3, 2026Oct 8, 2026Oct 18, 2026

Jul 20 $0.63 → Oct 18, 2026 $0.63 0.0%

$0.65$0.59$0.60$0.62$0.64$0.63
Jul 20, 2026Aug 19, 2026Sep 3, 2026Sep 18, 2026Oct 18, 2026

Oct 18, 2025 $0.56 → Oct 18, 2026 $0.63 +12.5%

$0.71$0.52$0.55$0.60$0.65$0.63
Oct 18, 2025Feb 16, 2026Apr 18, 2026Jun 18, 2026Oct 18, 2026

Feb 8, 2024 $0.61 → Oct 18, 2026 $0.63 +3.3%

$0.71$0.45$0.50$0.60$0.63
Feb 8, 2024Dec 31, 2024Jun 13, 2025Nov 24, 2025Oct 18, 2026

Record

Price history Feb 8, 2024 to Oct 18, 2026

Highest$0.71Apr 29, 2026
Lowest$0.45Feb 4, 2025
Vs highest11% below $0.71

Price changes, last 30 days

DatePriceChange
Sep 22$0.63 → $0.65+3.2%Show on chart
Sep 24$0.65 → $0.64−1.5%Show on chart
Sep 26$0.64 → $0.65+1.6%Show on chart
Oct 12$0.65 → $0.64−1.5%Show on chart
Oct 18$0.64 → $0.63−1.6%Show on chart

Vs its set

Over the 90 days to Oct 18, 2026: this card 0.0%; the median other card in Structure Deck: Lair of Darkness +10.0% (41 other cards, each at its tracked printing).

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Live market

Newest TCGplayer value: Oct 19, 2026. Prices in USD. Card names and images © their respective publishers. See how these prices are made.