GX Ultra Shiny (SM8a, 2018): English Equivalent and Import Guide
By Dexhaul Team · October 15, 2026 · 6 min read
GX Ultra Shiny has no direct English equivalent. That single fact is why sealed boxes from 2018 still sell for four figures today.
The Japanese High Class Pack GX Ultra Shiny (SM8a) released on November 2, 2018. Cards were distributed across three English releases: Lost Thunder on the same day, Team Up on February 1, 2019, and Unbroken Bonds on May 3, 2019.
The shiny-starred GX versions that define the set never came to English at all. If you want those cards, the Japanese import is the only path.
This guide maps every part of SM8a to its English destination and answers the key buying questions for collectors in 2026.
At a Glance: SM8a and Its English Counterparts
SM8a is a High Class Pack, not a standard expansion. That matters for the mapping: instead of becoming one English set, its cards fed three consecutive releases across a seven-month window.
| JP Set | Code | JP Release | EN Counterpart(s) | EN Release | Key difference |
|---|---|---|---|---|---|
| GX Ultra Shiny | SM8a | Nov 2, 2018 | Lost Thunder (primary) | Nov 2, 2018 | EN has no shiny-print GX cards |
| GX Ultra Shiny | SM8a | Nov 2, 2018 | Team Up | Feb 1, 2019 | EN subset of SM8a base cards |
| GX Ultra Shiny | SM8a | Nov 2, 2018 | Unbroken Bonds | May 3, 2019 | EN subset of SM8a base cards |
| Explosive Impact | SM8 | Oct 5, 2018 | Lost Thunder | Nov 2, 2018 | SM8 is the main source for Lost Thunder |
The synchronous release of EN Lost Thunder and JP SM8a on November 2, 2018 was unusual in the TCG's history: collectors could pick up either set on the same day. Japanese buyers received premium shiny prints; English buyers received standard art. No reprint ever bridged that gap.
On this page 5 sections
What's Different in the Box
SM8a is a High Class Pack, which means the box structure differs from a standard Japanese expansion. Each pack contains 10 cards; a sealed box holds 10 packs: 100 cards total.
Standard Japanese expansions ship 30 packs per box at 5 cards each. That difference in density is part of why the per-box price sits so far above a standard booster box.
| Feature | SM8a (GX Ultra Shiny) | Standard EN booster box |
|---|---|---|
| Cards per pack | 10 | 10 (modern EN) |
| Packs per box | 10 | 36 |
| Cards per box | 100 | 360 |
| Set size (numbered) | 150 + SSR/HR | Varies by set |
| Shiny GX cards | Yes (SSR tier) | No |
| Language | Japanese only | English |
The 150-card base set is numbered in the familiar way. Above 150, the set continues with Secret Rare (SSR) shiny Pokémon-GX cards and Hyper Rare (HR) full-art Supporter cards. Those above-the-line cards are the main event for Japanese importers: they carry the shiny-textured artwork that never crossed to English.
Five Cards and Their English Status
The SM8a card database on Limitless TCG shows the full set structure. Here are five representative cards, showing the gap between the Japanese shiny versions and their English counterparts.
| JP Card (SM8a) | JP Number | JP Rarity | EN Equivalent | EN Notes |
|---|---|---|---|---|
| Greninja-GX | 033/150 | Holo Rare GX | Forbidden Light (SM6) | Non-shiny version; standard foil |
| Gardevoir-GX | 092/150 | Holo Rare GX | Burning Shadows (SM3) | Non-shiny version; standard foil |
| Shiny Charizard-GX | SSR (above 150) | Secret Rare | None | Shiny form exclusive to SM8a |
| Shiny Umbreon-GX | SSR (above 150) | Secret Rare | None | Shiny form exclusive to SM8a |
| Shiny Espeon-GX | SSR (above 150) | Secret Rare | None | Shiny form exclusive to SM8a |
Pokemon Card Game Sun & Moon High Class Pack GX Ultra Shiny Single Pack (10 Cards)
$84.29 USD, observed October 15, 2026
The SSR shiny cards are the defining feature of the set. Their pale, sparkling Pokémon art on a contrasting background is a style that never appeared in any English product. Hidden Fates (SM11a, August 23, 2019) introduced a Shiny Vault in English, but those shiny cards use a different art style from SM8a's SSRs and come from a different Japanese set entirely.
Japanese or English Four Questions Answered
Price per pack
There is no fixed MSRP on the secondary market for a 2018 set. Single SM8a pack listings vary widely by condition and seller; a sealed box of 10 packs runs at four figures across multiple shops (observed October 15, 2026).
The closest English equivalent, Lost Thunder, is a far lower-cost box. It contains none of the shiny SSR cards.
Play legality
SM8a cards are not legal in any current Standard format and rotate out of Expanded under future windows. Collectors buy this set for display and grading, not competitive play.
If you need a specific GX Pokémon for a current deck, check recent English reprints first.
Language at the table
Japanese cards are legal in official play when a judge can verify the language. At a casual level, Japanese cards are universally accepted at local events.
At premier-level events, check the specific tournament rules. For collectors, the Japanese text adds to the import appeal rather than limiting it.
Grading SM8a cards
PSA and CGC both grade Japanese cards with the same scale as English ones. The SM8a shiny SSR cards are among the most actively graded Sun and Moon era singles.
If you plan to submit for grading, buy the best-condition copy available and check that the pack has not been resealed. DexHaul's guide to spotting fake Pokémon products covers the resealing checks that apply to Japanese High Class Packs.
Pokemon Sun & Moon High Class Pack GX Ultra Shiny Pack (Japanese)
$159.99 USD, observed October 15, 2026
FAQ
What is the English equivalent of GX Ultra Shiny?
There is no single English equivalent. The base cards from SM8a were distributed across EN Lost Thunder (November 2, 2018), Team Up (February 1, 2019), and Unbroken Bonds (May 3, 2019). The shiny Secret Rare GX cards have no English counterpart at all.
Can you buy GX Ultra Shiny packs individually?
Yes. Single packs (10 cards each) are available from Japanese import sellers alongside full sealed boxes of 10 packs. Single packs cost significantly more per card than a sealed box, but lower the entry cost for collectors who want a sample of the set.
Is SM8a legal for competitive play?
No. GX Ultra Shiny is a 2018 SM-era set, out of Standard rotation and not currently legal in Expanded under active rules. These are collector and grading targets, not competitive staples.
How does GX Ultra Shiny compare to Shiny Star V (S4a)?
Both are Japanese High Class Packs built around shiny Pokémon. SM8a (2018) covers the GX era with 10-card packs; Shiny Star V (S4a, 2020) covers the V and VMAX era and has a partial English equivalent in Shining Fates. SM8a sealed product commands higher secondary-market prices because its shiny cards have no English release path at all.
Does GX Ultra Shiny have a set code on the cards?
Japanese cards from this era do not print a set code on the card face. The SM8a code is used by databases like Limitless TCG for cataloguing. Cards are identified by their number out of 150 (or the SSR/HR numbering above 150) and the pack art on the booster wrapper.
Browse independent shops carrying Japanese High Class Packs, including GX Ultra Shiny singles, packs, and sealed boxes, at the DexHaul Japanese cards collection. DexHaul is independent and unofficial, not affiliated with The Pokémon Company or any card manufacturer.
Catch 'em all
More GX Ultra Shiny packs and Japanese imports from independent shops.