Professor Elm's Lecture - 188a/214 (League Challenge) [4th Place] #188a/214 (League & Championship Cards) is worth about $13.90 today, the TCGplayer market price for any condition as of 2026-10-15, up 7% over 30 days.
Professor Elm's Lecture - 188a/214 (League Challenge) [4th Place] #188a/214 is trending up: $13.90 today, up 7% in 30 days and at its all-time high (2026-10-14), and 17.4x its low of $0.80 (2024-10-11). TCGplayer market price as of 2026-10-15, tracked daily since 2024-02-08. chart →
Price data for your app or store: API and daily history since 2024 ·
| TCGplayer market | $13.90 | verify ↗ |
| TCGplayer lowest ask | $15.00 |
Shops and show vendors commonly offer about 70% of market in cash and 80% in store credit. At today's $13.90 market price that is roughly $9.73 cash or $11.12 trade for a near-mint copy. Selling it yourself on TCGplayer or eBay nets more after fees; see the seller-net answer below.
Professor Elm's Lecture - 188a/214 (League Challenge) [4th Place] [Reverse Holofoil] has a TCGplayer market price of $13.90 as of 2026-10-15.
Professor Elm's Lecture - 188a/214 (League Challenge) [4th Place] #188a/214 is trending up: $13.90 today, up 7% in 30 days and at its all-time high (2026-10-14), and 17.4x its low of $0.80 (2024-10-11). TCGplayer market price as of 2026-10-15, tracked daily since 2024-02-08. Other windows: up 1.4% over 7 days, up 35.3% over 90 days, up 440.9% over a year.
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In TickerMint's daily data (since February 2024), the TCGplayer market price for Professor Elm's Lecture - 188a/214 (League Challenge) [4th Place] [Reverse Holofoil] (all conditions) peaked at $13.90 (2026-10-14) and bottomed at $0.80 (2024-10-11).