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Professor's Research (Secret) #209

SWSH01: Sword & Shield Base Set · Secret Rare

Professor's Research (Secret) #209 has a TCGplayer market price of $4.04 (Near Mint). Cardmarket lists it at €4.98 (Near Mint).

Market prices

Updated Oct 19, 2026

Near Mint$4.04

Lightly Played$3.26

Moderately Played$4.21

Damaged$2.00

Updated Oct 19, 2026

Mint€14.99

Near Mint€4.98

Excellent€4.50

These open on eBay through affiliate links. If you buy, we earn a commission.

Date	Price	Grader	Grade	Link
Sep 21, 2026	$0.99	—	—	View
Sep 20, 2026	$4.49	—	—	View
Sep 19, 2026	$3.00	—	—	View
Sep 18, 2026	$3.80	—	—	View
Sep 18, 2026	$5.00	—	—	View
Sep 10, 2026	$4.00	—	—	View
Sep 10, 2026	$3.99	—	—	View
Sep 9, 2026	$4.78	—	—	View
Sep 7, 2026	$5.49	—	—	View
Sep 5, 2026	$4.99	—	—	View
Sep 4, 2026	$5.00	—	—	View
Sep 2, 2026	$4.49	—	—	View
Aug 24, 2026	$4.00	—	—	View
Aug 23, 2026	$46.82	PSA	10	View
Aug 23, 2026	$5.41	—	—	View
Aug 22, 2026	$5.00	—	—	View
Aug 21, 2026	$5.00	—	—	View
Aug 15, 2026	$4.89	—	—	View
Aug 10, 2026	$5.00	—	—	View
Aug 5, 2026	$5.99	—	—	View

The top of SWSH01: Sword & Shield Base Set by market price today.