Trevenant & Dusknoir-GX

SM Black Star Promos · #SM217/248 · Promo · 2017

$20.00
Market price ▲ 8.5% (1Y)
Prices as of Aug 14, 2026
HP 270PsychicBasicTAG TEAMGXArt · Mitsuhiro Arita
2graded pop
0%gem rate
-2%off ATH $20.39 · Aug 2026
Market data

Price history

Standard

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Graded market

Graded values

PSA 10 report →updated 2026-08-13
Grade 6 est.$19.37
Grade 5 est.$16.31
Grade 4 est.$13.46
Grade 3 est.$11.21
Grade 2 est.$9.18
Grade 1 est.$7.75

Grades 1–6 are estimates modeled from the raw price — PSA/CGC/BGS 7–10 and Ungraded are live tracked market values.

PSA 10 price history$662.50

PSA 10 chart is building — graded values are tracked nightly, a new point appears each day.

Graded population census · updated 2026-08-03

CGC2 graded · 0 gem 10

Population data from PriceCharting, updated monthly.

Attacks

150Night Watch
Choose 2 random cards from your opponent's hand. Your opponent reveals those cards and shuffles them into their deck.
Pale Moon-GX
At the end of your opponent's next turn, the Defending Pokémon will be Knocked Out. If this Pokémon has at least 1 extra Psychic Energy attached to it (in addition to this attack's cost), discard all Energy from your opponent's Active Pokémon. (You can't use more than 1 GX attack in a game.)

How much is Trevenant & Dusknoir-GX #SM217/248 worth?

Right now (August 14, 2026) the going rate for an ungraded Trevenant & Dusknoir-GX #SM217/248 from SM Black Star Promos is about $20.00.

Grading changes the math on this one: a PSA 10 is valued around $662.50, roughly 33.1x the raw price, while a PSA 9 sits near $80.50. 2 copies have been graded to date, and 0% of them came back a 10 — worth knowing before you pay grading fees.

These figures come from nightly market-data syncs verified against completed sales. Use the chart above to see the trend before you buy or sell.

Collecting SM Black Star Promos?Full master set guide — every card, chase list, and completion cost→