The rarest card in Celebrations is Professor's Research (Professor Oak) (#24), a Rare Ultra.
Why Professor's Research (Professor Oak) tops the list
Celebrations prints just 1 Rare Ultra, the thinnest tier in the set, and Professor's Research (Professor Oak) sits at #24 among them. Rarity and price don't always line up. By market value the priciest card is Mew (#25) at about $74.20, so the rarest pull and the most expensive one are different cards here.
How Professor's Research (Professor Oak) sits in the wider chase
Celebrations runs to 25 cards including 0 secret rares, and Professor's Research (Professor Oak) is the scarcest of them. Other cards collectors hunt in the set:
- Mew (#25) — Rare Holo (~$74.20)
- Flying Pikachu VMAX (#7) — Rare Holo VMAX (~$8.74)
- Surfing Pikachu VMAX (#9) — Rare Holo VMAX (~$8.70)
- Pikachu (#5) — Rare Holo (~$8.21)
- Surfing Pikachu V (#8) — Rare Holo V (~$5.17)
Star Pokémon to chase in Celebrations
Beyond the single rarest card, these are the headline Pokémon and their prints in the set — each appears in multiple slots, so there's more than one Celebrations card to hunt per name:
If you're hunting the rarest pull, Professor's Research (Professor Oak) is the one to prioritise; the rest of Celebrations' chase fills in from there. With 0 secret rares and 0 full-art cards across the 25-card set, there's a deep bench of rare pulls behind it.
Figures are from the pokemontcg.io dataset (TCGplayer pricing), as of June 2026.