Professor's Research [Professor Rowan] - 147/172 (Non-Holo)
PR · 147/172
Rare
68 printings
Professor's Research [Professor Sada] - 189/198
TCGP-22880 · 189/198
Professor's Research - 2025 (Jose Cruz Galindo-Resendiz)
WCD
None
Professor's Research [Professor Sada] - 189/198 (Non-Holo)
PR · 189/198
Professor's Research [Professor Magnolia] - 178/202 (Non-Holo)
PR · 178/202
Professor's Research [Professor Juniper] - 2025 (Riley McKay)
Professor's Research [Professor Turo] - 190/198 (Non-Holo)
PR · 190/198
Promo
Professor's Research (Professor Rowan) - 2022 (Ondrej Skubal)
Professor's Research [Professor Juniper] - 060/072 (Line Holo)
PR · 060/072
Holo Rare
Professor's Research [Professor Rowan] - 147/172
TCGP-22880 · 147/172
Professor's Research [Professor Turo] - 190/198
PPP · 190/198
Professor's Research (Professor Rowan) - 2022 (Rikuto Ohashi)
Professor's Research - 2023 (Tord Reklev)
Professor's Research - 2023 (Gabriel Fernandez)
Professor's Research - 189/198 - 2024 (Evan Pavelski)
WCD · 189/198
Professor's Research - 189/198 - 2024 (Fernando Cifuentes)
Professor Oak's Research - 2004 (Reed Weichler)
WCD · 149/165
Uncommon
2 printings
Professor's Research - 189/198 - 2024 (Jesse Parker)
Professor's Research - 2023 (Vance Kelley)
Professor's Research [Professor Magnolia] - 178/202 (Regional Championships) [Staff]
PR-1539 · 178/202
Professor's Research [Professor Rowan] - 124/131
PPP · 124/131
Professor's Research [Professor Sycamore] - 125/131
PPP · 125/131
Professor's Research [Professor Elm] - 123/131
PPP · 123/131
Professor's Research [Professor Oak] - 122/131
PPP · 122/131
