PokiFrame

Free Pokemon card price checker for collectors who need searchable card pages, set browsing, trade tools, and a faster scanner workflow on iPhone and Android.

Download for

iOS & Android

Explore

Pokemon card prices
Japanese Pokemon prices
Pokemon card sets
Pokemon trade calculator
Guides and blog

Quick Links

Pokemon card scanner
About PokiFrame
Contact
More languages
Sitemap index

About Contact Privacy Terms

Prices sourced from TCGPlayer and CardMarket. Not affiliated with Nintendo, The Pokemon Company, or any card marketplace.

Home / Pokemon card prices / Sun & Moon Black Star Promo / Trevenant & Dusknoir GX

Trevenant & Dusknoir GX

Sun & Moon Black Star Promo

Set: Sun & Moon Black Star PromoNumber: SM217Updated 7/19/2026

Market price

$21.01

TCGPlayer

$21.01

eBay avg

$20.87

Variants

PSA 10

$1185

PSA 9

$161

PSA 8

$23

Variant

eBay Sold Prices

8 sales

Raw8 sales · $4.29–$4.29

$20.87

Graded Prices

11 sales

Average sold prices by grading company. Grades run 1–10 — a 10 (Gem Mint) carries the biggest premium, with PSA, CGC, and BGS the most widely traded grades.

109.598.58

PSA

$1185

5 sold

$161

4 sold

$23

1 sold

About Trevenant & Dusknoir GX

Trevenant & Dusknoir GX is card SM217 from the Sun & Moon Black Star Promo set.

The current TCGPlayer market price is $21.01. A PSA 10 (Gem Mint) copy recently averaged $1185.36 — about 56.4× the ungraded price, showing how much professional grading can add to Trevenant & Dusknoir GX's value.

PokiFrame aggregates this data from TCGPlayer, CardMarket, and eBay so you can confirm Trevenant & Dusknoir GX's value before you buy, sell, or trade.

Browse more cards from Sun & Moon Black Star Promo