The most valuable card in Temporal Forces is Gastly (#177) at about $112.48.
The most valuable Temporal Forces card
Gastly (#177, Illustration Rare) tops Temporal Forces on the secondary market, trading around $112.48. It's the card that anchors the set's value; prices move constantly with supply and hype, so treat this as a snapshot rather than a quote.
What else holds value in Temporal Forces
Below Gastly, the next tier of Temporal Forces value by recent market price:
- Morty's Conviction (#211) — Special Illustration Rare (~$78.34)
- Raging Bolt ex (#208) — Special Illustration Rare (~$71.71)
- Gengar ex (#193) — Ultra Rare (~$71.32)
- Walking Wake ex (#205) — Special Illustration Rare (~$63.62)
- Sawsbuck (#166) — Illustration Rare (~$60.84)
Star Pokémon driving Temporal Forces' prices
These are the headline Pokémon whose cards carry the set, listed with their prints:
- Gastly — Gastly (#177)
- Raging Bolt — Raging Bolt ex (#123), Raging Bolt ex (#196), Raging Bolt ex (#208), Raging Bolt ex (#218)
- Gengar — Gengar ex (#104), Gengar ex (#193)
- Walking Wake — Walking Wake ex (#50), Walking Wake ex (#189), Walking Wake ex (#205), Walking Wake ex (#215)
- Sawsbuck — Sawsbuck (#166)
Most valuable isn't always rarest
Value and print rarity can diverge: the rarest card by rarity tier in Temporal Forces is Raging Bolt ex (#218), a Hyper Rare, a different card from the priciest one. See the rarest-card breakdown for that angle.
Buying smart in Temporal Forces
Gastly anchors the high end, but Temporal Forces has 32 Illustration and Special Illustration Rares and 56 secret rares in total, so there's a full value ladder beneath it. If Gastly is out of budget, the runners-up above give you the same set at a fraction of the cost — and prices shift, so check a current sold-listings page before you buy or sell.
Figures are from the pokemontcg.io dataset (TCGplayer pricing), as of June 2026.