2021 Mosaic Patrick Mahomes Numbered /99 PSA 9

Mosaic · Sports Cards

$12 - $583
Estimated resale value · as of February 2026
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🏆 Best Platform: COMC

Based on category, fees, and buyer demand for trading cards.

💰 Fee Comparison - What You'd Net

PlatformFeeYou Net (at $298)
eBay13.13% + $0.30$258.18
StockX9.5%$269.28
Poshmark20%$238.04
Mercari10%$267.79
GOAT9.5% + $5$264.28
Whatnot8.2%$273.15

📋 Product Details

year
2021
brand
Mosaic
grade
PSA 9
player
Patrick Mahomes
variant
Numbered /99

2021 Mosaic Patrick Mahomes Numbered /99. PSA 9.

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