Metagross GX
Guardians Rising · #157/145
Metagross GX (157/145), the Secret Rare from Guardians Rising, has an estimated ungraded market price of about $28–$37.
As of July 20, 2026 · tracked daily by Riffle · estimates, not financial advice · how these numbers work
Image © The Pokémon Company, shown for identification.
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 Metagross GX
Metagross GX is a Secret Rare (157/145) from the Pokémon Guardians Rising set, released May 5, 2017. Ungraded copies currently trade at an estimated market price of $28–$37. The artwork is by 5ban Graphics. Riffle tracks its market price daily; graded (PSA) comps and full price history are available with Riffle.
Details
Other versions of Metagross GX
Metagross GX appears on 3 different cards across the sets Riffle tracks, at very different values. This page covers #157/145 from Guardians Rising; the collector number printed at the bottom of the card tells them apart.
FAQ
How much is Metagross GX (157/145) worth?
Metagross GX (157/145), the Secret Rare from Guardians Rising, has an estimated ungraded market price of about $28–$37. Note: 2 other cards named Metagross GX exist across the sets Riffle tracks, at very different values; check the collector number.
Which Metagross GX card is this, and how do I tell the versions apart?
This page covers Metagross GX (157/145), the Secret Rare (about $28–$37) from Guardians Rising.
The other versions: #139/145 from Guardians Rising (Ultra Rare, about $10–$13); #85/145 from Guardians Rising (Ultra Rare, about $3–$4).
The collector number printed at the bottom of the card is the reliable way to tell them apart.
Should I grade Metagross GX (157/145)?
Ahead after fees: with a 54% PSA 10 gem rate and current graded prices, grading a near-mint Metagross GX (157/145) is estimated to net about $125 more than selling it raw (est.).
Assumes ~$25/card bulk-rate grading (standard service costs more); ignores turnaround time, sub-9 grades, and shipping. A screen, not a promise.
Is Metagross GX (157/145) rare?
Metagross GX (157/145) is a Secret Rare. PSA has graded 3,746 copies to date, so graded supply is measurable and growing.
How rare is a PSA 10 Metagross GX (157/145)?
Of the 3,746 copies PSA has graded, 54% earned a PSA 10. That's a fairly typical gem rate for a modern card. Grade-by-grade population and pop-over-time appear with Riffle premium.
More from Guardians Rising
Should I grade Metagross GX?
Ahead after fees: grading nets ≈ +$125 vs selling raw (est.)
Expected grading return from this card’s 54% PSA 10 gem rate and current graded market prices, minus a ~$25/card bulk-rate grading fee, compared against selling ungraded at market price. Standard grading service costs more; centering risk, sub-9 grades, turnaround time, and shipping aren’t included. The exact PSA 9/10 prices behind this are part of Riffle premium. Not financial advice.
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.
- $28–$37 is the middle 80% of clean market activity, not the cheapest listing and not the most hopeful one.
- The band spans about ±14% around its midpoint: a moderate spread.
- 97 clean listings back today’s basis, with storefront and lot noise excluded.
- Sampled daily since July 20, 2026, current as of July 20, 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 →