Individual Cards · Sun & Moon Black Star Promos
Kingdra GX SM155 Rainbow Secret Rare Promo
Secret RareHolofoilSM155·Released 2018
The Kingdra GX SM155 is a Rainbow Secret Rare Black Star Promo from the Sun & Moon series. This Full Art Hyper Rare card features a stunning rainbow holo finish and is highly sought after by collectors. With 230 HP and a powerful GX attack, it's also a strong addition to any Water-type deck.✦ AI summary
Kingdra GXSM155Rainbow Secret RareBlack Star PromoPokemon TCG
How much is Kingdra GX SM155 Rainbow Secret Rare Promo worth?
As of Aug 12, 2026, the market median price of Kingdra GX SM155 Rainbow Secret Rare Promo is $24.14 on eBay. Across 3 price snapshots tracked by TCGKami, the average is $24.97, ranging from a low of $24.14 (Aug 12, 2026) to a high of $25.42 (Jul 24, 2026), a -5.0% change over the tracking period.
Market median$24.14
Average (tracked)$24.97
Low$24.14Aug 12, 2026
High$25.42Jul 24, 2026
Trend-5.0%
Snapshots3
Data updated Aug 12, 2026 · source: live eBay listings, aggregated by TCGKami
Live Listings
No listings found.
