Base Set Trainer Deck A (BAS) carries a total slabbed market cap of $1.2M as of Nov 14, 2026. TCGBerg tracks a fair value for 60 card and grade combinations in the set. Machamp #8 · PSA 10 anchors the set at 41.7% of its total cap.
Historical context
Released in 1999 as a EN release.
Market overview
Cap is concentrated: the largest card-grade position is 41.7% and the top 5 make up 63.6% of set cap. The set's cap-weighted fair-value confidence is low (27/100). It has seen 23 graded sales over the trailing 30 days.
Frequently asked
What are the chase cards in Base Set Trainer Deck A?
Ranked by PSA 10 fair value, the most valuable Base Set Trainer Deck A cards on TCGBerg are Machamp #8 ($53,738.54), Machoke #34 ($6,046.41), Machop #52 ($2,492.03), Raticate #40 ($2,341.47) and Sandshrew #62 ($1,844.38). 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 Base Set Trainer Deck A card list?
This list covers 12 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 Base Set Trainer Deck A 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.