| TCGplayer market | $2.04 | verify ↗ |
| TCGplayer lowest ask | $1.00 |
Shops and show vendors commonly offer about 70% of market in cash and 80% in store credit. At today's $2.04 market price that is roughly $1.43 cash or $1.63 trade for a near-mint copy. Selling it yourself on TCGplayer or eBay nets more after fees; see the seller-net answer below.
Basil - Undercover Detective [Cold Foil] has a TCGplayer market price of $2.04 as of 2026-09-17. Across 2 tracked variants, latest prices range from $0.27 to $2.04.
Basil - Undercover Detective [Cold Foil] is down 1.4% over 7 days, down 14.6% over 30 days, down 57.0% over 90 days, down 80.3% over a year (TCGplayer market price, as of 2026-09-17). A 30-day drop this size is common after a reprint or a set rotation; the daily chart shows whether it has found a floor.
In TickerMint's daily data (since February 2024), the all-time high market price for Basil - Undercover Detective [Cold Foil] is $19.14 (2025-10-05) and the all-time low is $1.64 (2025-07-06).
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The TickerMint Estimate for Basil - Undercover Detective is $2.04. It is a fee-adjusted fair value blending TCGplayer and eBay data to estimate what a seller nets after marketplace fees.