Sea Monster of Theseus
2017 Mega-Tins Mega Pack · #MP17-EN231 · Yu-Gi-Oh!
Yu-Gi-Oh!2017 Mega-Tins Mega PackSecret Rare1st Edition#MP17-EN231
TCGPlayer $20.70
Updated Jul 11, 2026, 06:12 AM
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$17.49$20.70$24.99
1-Day Avg$20.70
7-Day Avg$20.70
30-Day Avg$19.27
30d Trend7.4%
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Near Mint condition over the last year
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