Image © The Pokémon Company, shown for identification.
Castform
Guardians Rising · #105/145
Castform (105/145), the Common from Guardians Rising, has an estimated ungraded market price of about $0.20.
As of September 12, 2026 · tracked daily by Riffle · estimates, not financial advice · how these numbers work
The modeled fair value of this card, with a confidence grade: what it should trade at, not just what it lists at. Part of Riffle premium, alongside price history and the full graded ladder.
About Castform
Castform is a Common (105/145) from the Pokémon Guardians Rising set, released May 5, 2017. Ungraded copies currently trade at an estimated market price of under $1. The artwork is by sui. Riffle tracks its market price daily; graded (PSA) comps and full price history are available with Riffle.
Other versions of Castform
Castform appears on 7 different cards across the sets Riffle tracks, at very different values. This page covers #105/145 from Guardians Rising; the collector number printed at the bottom of the card tells them apart.
FAQ
How much is Castform (105/145) worth?
Castform (105/145), the Common from Guardians Rising, has an estimated ungraded market price of about $0.20. Note: 6 other cards named Castform exist across the sets Riffle tracks, at very different values; check the collector number.
Which Castform card is this, and how do I tell the versions apart?
This page covers Castform (105/145), the Common (about under $1) from Guardians Rising.
The other versions: #34/113 from Delta Species (Uncommon, about $3–$4); #30/101 from Hidden Legends (Uncommon, about $3–$4); #TG11/30 from Lost Origin Trainer Gallery (Rare, about $2–$3); #48/146 from Legends Awakened (Uncommon, about $2–$3); #121/198 from Chilling Reign (Common, about under $1); #116/172 from Brilliant Stars (Common, about under $1).
The collector number printed at the bottom of the card is the reliable way to tell them apart.
Is Castform (105/145) rare?
Castform (105/145) is a Common. PSA has graded 7 copies to date, so graded supply is measurable and growing.
More from Guardians Rising
PSA population & gem rate
From the PSA population census, captured monthly by Riffle. Grade-by-grade population and pop-over-time appear with Riffle premium.
- under $1 is the middle 80% of clean market activity, not the cheapest listing and not the most hopeful one.
- The band spans about ±50% around its midpoint: a wide spread, so read it as a range, not a point.
- Sampled daily since July 20, 2026, current as of September 12, 2026.
When the data thins, the band widens and says so, it never fakes precision. Exact source prices are part of Riffle premium; the band is Riffle’s own figure to publish. How these numbers work →