tcgrate
  1. tcgrate
  2. Games
  3. Pokémon
  4. Sets
  5. League & Championship Cards
  6. Professor's Letter - 123/146 (Pokemon League)

Pokémon · League & Championship Cards · #123/146 · Promo

Professor's Letter - 123/146 (Pokemon League)

Pokémon card price for Professor's Letter - 123/146 (Pokemon League): $6.28 market, from $5.35 at the cheapest listing, Reverse Holofoil printing, updated Oct 19, 2026. Full price history since Feb 8, 2024 below.

Market price · Reverse Holofoil · Oct 19, 2026
$6.28
0.0% this week · +2.0% in 30 days
Buy on eBay →
1 day0.0%
7 days0.0%
30 days+2.0%
90 days+9.0%
1 year−5.4%
All time+108.6%

Sellers right now

$5.35lowest listing$53.91highest
Market price$6.28
Mid listing$7.84
Direct$7.00
30-day avg$6.22

Market price is what a near-mint copy actually sold for. The cheapest listing is what a seller asks today — on thin markets the two differ a lot.

Where to buy

TCGplayer$6.28

One year

$5.7352-week low$6.6452-week high
In the range60%
All-time low$2.94
All-time high$6.92
First priceFeb 8, 2024
Reverse Holofoil · market price
$2.71$4.23$5.75$7.27
$6.28
Feb 2024Jan 2025Nov 2025Oct 2026
TCGplayer market price · via tcgcsvtcgrate.com

Price story

Professor's Letter - 123/146 (Pokemon League) entered our records in February 2024 at $3.01 and stands at $6.28 today, up 109% over that time. Over the past twelve months it moved −5.4%, trading between $5.73 and $6.64. The current price is in the middle of that range. Its all-time high in our data is $6.92, still 10.2% above the current price. The cheapest listing right now is $5.35, and the 30-day average market price is $6.22.

Printings

PrintingMarketLowHigh7d
Reverse Holofoil$6.28$5.35$53.910.0%

The card in play

Type
Item
Ability

Search your deck for up to 2 basic Energy cards, reveal them, and put them into your hand. Shuffle your deck afterward.

You may play as many Item cards as you like during your turn (before your attack)

Other printings of Professor's Letter

5 more · $0.80 – $20.15
All printings
Professor's Letter - 146a/162 (146a/162), Alternate Art Promos — Pokémon card price 0.0% 7d Professor's Letter - 146a/162 Alternate Art Promos · #146a/162 $20.15 Professor's Letter (123/146), XY Base Set — Pokémon card price 0.0% 7d Professor's Letter XY Base Set · #123/146 $1.85 Professor's Letter (Sylveon) (28/30), XY Trainer Kit: Sylveon & Noivern — Pokémon card price 0.0% 7d Professor's Letter (Sylveon) XY Trainer Kit: Sylveon & Noivern · #28/30 $1.03 Professor's Letter (146/162), XY - BREAKthrough — Pokémon card price 0.0% 7d Professor's Letter XY - BREAKthrough · #146/162 $0.95 Professor's Letter (Noivern) (24/30), XY Trainer Kit: Sylveon & Noivern — Pokémon card price 0.0% 7d Professor's Letter (Noivern) XY Trainer Kit: Sylveon & Noivern · #24/30 $0.80

Also in League & Championship Cards

most valuable
Full set
Dragonite - 2/146 (National Championships) [Staff] (002/146), League & Championship Cards — Pokémon card price 0.0% 7d Dragonite - 2/146 (National Championships) [Staff] League & Championship Cards · #002/146 $997.00 Dawn (Regional Championship) [Staff] (087/094), League & Championship Cards — Pokémon card price 0.0% 7d Dawn (Regional Championship) [Staff] League & Championship Cards · #087/094 $668.49 Victory Medal - 2010-2011 (Battle Road Spring), League & Championship Cards — Pokémon card price 0.0% 7d Victory Medal - 2010-2011 (Battle Road Spring) League & Championship Cards $550.00 Vaporeon - 25/108 (State Championships) [Staff] (025/108), League & Championship Cards — Pokémon card price 0.0% 7d Vaporeon - 25/108 (State Championships) [Staff] League & Championship Cards · #025/108 $449.99 Espeon - 48/108 (National Championships) [Staff] (048/108), League & Championship Cards — Pokémon card price 0.0% 7d Espeon - 48/108 (National Championships) [Staff] League & Championship Cards · #048/108 $441.35