Professor's Research - 189/198 - 2024 (Fernando Cifuentes)

World Championship Decks (2018), Pokémon, 189/198


Professor's Research - 189/198 - 2024 (Fernando Cifuentes)
Photo from the TCGplayer listing

Printing: Normal · Near Mint

$1.25

TCGplayer market price (an average of recent sales)

As of Oct 19 (yesterday). Unchanged since Oct 14.

Listed median$1.33asks on TCGplayer as of Oct 19

Change

7d+21.4% +$0.2230d+21.4% +$0.2290d−20.9% −$0.331y−47.5% −$1.13
Latest change+21.4%Oct 14, $1.03 → $1.25

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Related cards

Price trend

Oct 12 $1.03 → Oct 19, 2026 $1.25 +21.4%

$1.03$1.10$1.15$1.20$1.25
Oct 12, 2026Oct 14, 2026Oct 15, 2026Oct 16, 2026Oct 19, 2026

Sep 19 $1.03 → Oct 19, 2026 $1.25 +21.4%

$1.03$1.10$1.15$1.20$1.25
Sep 19, 2026Sep 29, 2026Oct 4, 2026Oct 9, 2026Oct 19, 2026

Jul 21 $1.58 → Oct 19, 2026 $1.25 −20.9%

$1.58$1.03$1.20$1.40$1.25
Jul 21, 2026Aug 20, 2026Sep 4, 2026Sep 19, 2026Oct 19, 2026

Oct 19, 2025 $2.38 → Oct 19, 2026 $1.25 −47.5%

$2.38$1.03$1.50$2.00$1.25
Oct 19, 2025Feb 17, 2026Apr 19, 2026Jun 19, 2026Oct 19, 2026

Oct 6, 2025 $2.38 → Oct 19, 2026 $1.25 −47.5%

$2.38$1.03$1.50$2.00$1.25
Oct 6, 2025Feb 9, 2026Apr 13, 2026Jun 15, 2026Oct 19, 2026

Record

Price history Oct 6, 2025 to Oct 19, 2026

Highest$2.38Oct 6, 2025
Lowest$1.03Sep 9, 2026
Vs highest47% below $2.38

Price changes, last 30 days

DatePriceChange
Oct 14$1.03 → $1.25+21.4%Show on chart

Vs its set

Over the 90 days to Oct 19, 2026: this card −20.9%; 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%.

Keep exploring

Live market

Newest TCGplayer value: Oct 19, 2026. Prices in USD. Card names and images © their respective publishers. See how these prices are made.