Image © The Pokémon Company, shown for identification.
Mars
Ultra Prism · #128/156
Mars (128/156), the Uncommon from Ultra Prism, has an estimated ungraded market price of about $0.30.
As of September 11, 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 Mars
Mars is a Uncommon (128/156) from the Pokémon Ultra Prism set, released February 2, 2018. Ungraded copies currently trade at an estimated market price of under $1. The artwork is by Ken Sugimori. Riffle tracks its market price daily; graded (PSA) comps and full price history are available with Riffle.
Other versions of Mars
Mars appears on 2 different cards across the sets Riffle tracks, at very different values. This page covers #128/156 from Ultra Prism; the collector number printed at the bottom of the card tells them apart.
FAQ
How much is Mars (128/156) worth?
Mars (128/156), the Uncommon from Ultra Prism, has an estimated ungraded market price of about $0.30. Note: 1 other card named Mars exists across the sets Riffle tracks, at very different values; check the collector number.
Which Mars card is this, and how do I tell the versions apart?
This page covers Mars (128/156), the Uncommon (about under $1) from Ultra Prism.
The other version: #154/156 from Ultra Prism (Ultra Rare, about $50–$65).
The collector number printed at the bottom of the card is the reliable way to tell them apart.
Is Mars (128/156) rare?
Mars (128/156) is a Uncommon. PSA has graded 11 copies to date, so graded supply is measurable and growing.
More from Ultra Prism
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 ±33% 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 11, 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 →