Professor's Research #SWSH152

Collector-focused market read: The latest week is near flat (+0.4%), suggesting consolidation rather than breakout behavior. The 90-day range spans $2.30 to $3.09 (29% spread), which indicates moderate-volatility behavior.

Current value is 6.9% below its 30-day reference ($2.89). Top-grade copies show substantial separation from raw: PSA 10 is pricing +1362% above the current raw benchmark.

PSA 9 is currently around $21.33, while PSA 10 is $39.33.

Current market pricing for Professor's Research (SWSH Black Star Promos) sits near $2.69. Its 7-day movement is largely flat at +0.4%.

Current value trails the 30-day mean ($2.89) by 6.9%. The 90-day window shows a floor near $2.30 and a peak around $3.09 (29% total spread), which maps to moderate-volatility movement.

This version is categorized as Promo.

Professor's Research is a SWSH Black Star Promos card from the 2019 release window. Its card type is Trainer.

The rarity label is Promo. This gives collectors a clear identity footprint for the print.

Card subtype classification is Supporter. Card rules text: Discard your hand and draw 7 cards.

You may play only 1 Supporter card during your turn. Attack names are not present in the current metadata snapshot.

SWSH Black Star Promos was released in 2019. It belongs to the Sword & Shield series.

The checklist contains 304 cards, placing it in a very large expansion range. As of 2026, the set is 7 years old and now falls into an established back-catalog period.

Professor's Research (#SWSH152) is one of the Promo prints in this expansion.

Other Professor's printings create a useful comparison set for Professor's Research. The current sample spans 6 comparable cards from 6 sets.

In this sample, pricing ranges between $0.07 and $1.78 (2443% total span). Relative to the alternative average ($0.52), this card is +422%.

Notable alternatives include Professor's Research #85 (Black Bolt) at $0.07, Professor's Research #SWSH178 (SWSH Black Star Promos) at $0.76, Professor's Research #147 (Brilliant Stars) at $0.08, and Professor's Research #60 (Shining Fates) at $0.17.