Professor Birch's Observations
Rare Ultra · Primal Clash
$12.71
13,23 €
⚡ Arbitrage Spread 🇪🇺↑ 11.6%
EU is 11.6% more expensive. Potential: buy on TCGPlayer (US), sell on CardTrader (EU).
FX rate: 1 USD = 0.9200 EUR
🏆 PSA Graded🇺🇸 eBay sold listings
PSA 10
No data
PSA 9
No data
PSA 8
No data
Price History — 30 days
About this card
Professor Birch's Observations is card xy5-159 from Primal Clash, released February 2015. It is a Rare Ultra Colorless-type trainer. Within the set, it ranks #26 by EU market value across 164 cards with active pricing.
Primal Clash contains 164 tracked cards, of which 16 share the Rare Ultra tier. The most valuable card in the set is currently Primal Groudon-EX at 209,26 € on the EU market.
Over the last 36 days, the EU market price has fallen 13.5%, currently trading at 13,23 €. It peaked at 15,30 € on Apr 8, 2026.
There's a notable cross-region price spread. US (TCGPlayer) is $12.71; EU (CardTrader, NM EN) is 13,23 €. At the current FX that's a 11.6% EU premium — flippers would buy on TCGPlayer and sell on CardTrader, net of fees and shipping.
Similarly priced Rare Ultra cards in Primal Clash
Price History
| Date | US (USD) | EU (EUR) | Source |
|---|---|---|---|
| May 12, 2026 | $12.71 | 13,23 € | tcgcsv |
| Apr 16, 2026 | $11.90 | 13,23 € | cardtrader |
| Apr 8, 2026 | $11.90 | 15,30 € | pokemontcg |
| Apr 6, 2026 | $11.90 | 15,30 € | pokemontcg |