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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 6/4/2026

Market price

$20.84

TCGPlayer

$20.84

eBay avg

$20.84

Variants

PSA 10

$278

PSA 9

$45

PSA 8

$11

Variant

eBay Sold Prices

8 sales

Raw8 sales · $4.25–$4.25

$20.84

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

$278

5 sold

$45

4 sold

$11

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 $20.84. A PSA 10 (Gem Mint) copy recently averaged $277.51 — about 13.3× 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.

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