Mystery of the Fossils (FOJ) carries a total slabbed market cap of $32.2M as of Nov 13, 2026. TCGBerg tracks a fair value for 240 card and grade combinations in the set. Gengar #94 · PSA 10 anchors the set at 17.6% of its total cap.
Historical context
Released in 1997 as a JA release.
Market overview
Cap is concentrated: the largest card-grade position is 17.6% and the top 5 make up 51.3% of set cap. The set's cap-weighted fair-value confidence is moderate (51/100). It has seen 595 graded sales over the trailing 30 days.
Frequently asked
How much is a complete Mystery of the Fossils set worth?
One Near Mint copy of each Mystery of the Fossils card costs about $988 (the cheapest printing of each, 48 of 48 cards priced as of Nov 13, 2026). The most valuable is Gengar #94 at $243.
What are the chase cards in Mystery of the Fossils?
Ranked by PSA 10 fair value, the most valuable Mystery of the Fossils cards on TCGBerg are Gengar #94 ($9,841.26), Mew #151 ($6,067.76), Dragonite #149 ($4,287.90), Ditto #132 ($2,004.27) and Raichu #26 ($1,754.20). Values are model estimates from recorded sales and change as the market moves; open a card for its sales evidence and graded values.
What is included in the Mystery of the Fossils card list?
This list covers 48 catalog printings. Editions and finishes can have separate entries for the same card number. Prices appear where valuation or sales evidence is available; an unpriced entry does not mean the card is worth zero.
How do I compare Mystery of the Fossils card prices?
Match the card number, printing and condition before comparing values. Use raw condition prices for ungraded copies, and the same grading company and grade for slabs. Open a card to check the available price history, recorded sales and sales evidence.