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Professor's Research [Professor Sada] - 189/198
PromoSuspicious moveProfessor Program Promos · #189/198 · Reverse Holofoil
Market
$12.72
7d
+3.7%
30d
-6.6%
90d
-8.8%
180d
-15.8%
180d range
$12–$15
Price history
Daily TCGplayer market price · 180 days
Raw → PSA grade arbitrage
eBay realized sold comps via Bright Data
No graded comps yet — hit “Refresh live” to scrape eBay PSA sales.
Liquidity
TCGplayer velocity, depth & spread via Bright Data
Awaiting daily liquidity refresh. Optional: use Refresh live for an on-demand scan.