Pokémon TCG · BREAKthrough · #146
Professor's Letter #146 price
BREAKthrough146Market prices
90-day range · TCGplayer
Professor's Letter (#146, Uncommon) is a card from Pokémon set BREAKthrough. Near Mint (Normal), it has a market price of about $0.32 on TCGplayer and €0.27 on Cardmarket (updated October 14, 2026). Over the last 7 days, its TCGplayer market price fell 5.9% and the Cardmarket price trend rose 3.9%. Over the last 30 days, its TCGplayer market price fell 3.0% and the Cardmarket price trend rose 3.9%. Over the last 90 days, its TCGplayer market price rose 3.2% and the Cardmarket price trend fell 28.9%. Its 90-day TCGplayer market price range is $0.29 to $0.34. Its 90-day Cardmarket price trend range is €0.11 to €0.44. Among the 49 Uncommon cards of BREAKthrough, it is the 25th most valuable. Converted to dollars, its Cardmarket price is 5.4% lower than its TCGplayer price.
Professor's Letter #146 prices by finish
| Finish | TCGplayer | Cardmarket |
|---|---|---|
| Normal | $0.32 | €0.27 |
| Reverse Holo | $0.95 | €2.46 |
Near Mint prices: TCGplayer market price, Cardmarket price trend, updated October 14, 2026.
Price changes by finish
| Finish | Price | 7 days | 30 days | 90 days | 90-day range |
|---|---|---|---|---|---|
| Normal | TCGplayer market price | −5.9% | −3.0% | +3.2% | $0.29 – $0.34 |
| Normal | Cardmarket price trend | +3.9% | +3.9% | −28.9% | €0.11 – €0.44 |
| Reverse Holo | TCGplayer market price | −1.0% | −2.1% | −12.0% | $0.95 – $1.08 |
| Reverse Holo | Cardmarket price trend | −1.6% | −6.1% | +36.7% | €1.75 – €2.62 |
Change of the same Near Mint price (same market, same finish) against 7, 30 and 90 days ago; range: its lowest and highest daily value over the last 90 days. Only where the price history supports a figure; lowest listings have none.
Follow your own copies, graded or raw, and what they are worth in Sparkl.
Professor's Letter #146 price history
About this card
- Set
- BREAKthrough
- Number
- 146
- Rarity
- Uncommon
- Finishes
- Normal, Reverse Holo
- Rank in its rarity
- 25th of 49 Uncommon cards
- Against its rarity’s median
- About the median ($0.32)
- Cardmarket vs TCGplayer
- −5.4% after conversion ($1.1208 per euro)
- Finish spread
- Normal $0.32 to Reverse Holo $0.95 (3.0×, TCGplayer)
- Released
- November 4, 2015
- Print language
- English
How this page is made: Near Mint prices from TCGplayer and Cardmarket, refreshed daily; ranks, medians and comparisons are computed by Sparkl from those prices.
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Other Professor's Letter cards in BREAKthrough
- Professor's Letter#146a · Uncommon · $0.32
Most valuable BREAKthrough cards
- Mewtwo-EX#164 · Rare Secret · $209.60
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- M Mewtwo-EX#160 · Rare Ultra · $148.01
- M Mewtwo-EX#159 · Rare Ultra · $137.26
- Mewtwo-EX#158 · Rare Ultra · $90.24
- Mewtwo-EX#157 · Rare Ultra · $72.51
Next to Professor's Letter #146 in BREAKthrough
- Houndoom Spirit Link#142 · Uncommon · $0.41
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- Mewtwo Spirit Link#144 · Uncommon · $2.20
- Skyla#148 · Uncommon · $0.30
- Super Rod#149 · Uncommon · $1.04
- Town Map#150 · Uncommon · $1.52