Professor Oak's New Theory - 2011 (David Cohen)

World Championship Decks (2018), Pokémon, 83/95


Professor Oak's New Theory - 2011 (David Cohen)
Photo from the TCGplayer listing

Printing: Normal · Near Mint

$0.60

TCGplayer market price (an average of recent sales)

As of Oct 18 (2 days ago). Unchanged across this 30-day window.

Listed median$0.90asks on TCGplayer as of Oct 18 (1.5× the market price)

Change

7d0.0%30d0.0%90d−21.1% −$0.161y+20.0% +$0.10

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Related cards

Price trend

Oct 11 $0.60 → Oct 18, 2026 $0.60 0.0%

$0.60
Oct 11, 2026Oct 13, 2026Oct 14, 2026Oct 15, 2026Oct 18, 2026

Sep 18 $0.60 → Oct 18, 2026 $0.60 0.0%

$0.60
Sep 18, 2026Sep 28, 2026Oct 3, 2026Oct 8, 2026Oct 18, 2026

Jul 20 $0.76 → Oct 18, 2026 $0.60 −21.1%

$0.76$0.65$0.70$0.60
Jul 20, 2026Aug 19, 2026Sep 3, 2026Sep 18, 2026Oct 18, 2026

Oct 18, 2025 $0.50 → Oct 18, 2026 $0.60 +20.0%

$1.29$0.50$0.80$1.00$1.20$0.60
Oct 18, 2025Feb 16, 2026Apr 18, 2026Jun 18, 2026Oct 18, 2026

Nov 8, 2024 $1.27 → Oct 18, 2026 $0.60 −52.8%

$1.29$0.50$0.80$1.00$1.20$0.60
Nov 8, 2024Jul 2, 2025Oct 28, 2025Feb 23, 2026Oct 18, 2026

Record

Price history Nov 8, 2024 to Oct 18, 2026

Highest$1.29Feb 20, 2026
Lowest$0.50Aug 26, 2025
Vs highest53% below $1.29

Vs its set

Over the 90 days to Oct 18, 2026: this card −21.1%; the median other card in World Championship Decks 0.0% (1,784 others). 1,476 of those 1,784 changed price, but no more than half rose and no more than half fell, so the middle change is 0%.

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Live market

Newest TCGplayer value: Oct 18, 2026. Prices in USD. Card names and images © their respective publishers. See how these prices are made.