This attack does 30 damage to 1 of your opponent's Benched Pokémon. (Don't apply Weakness and Resistance for Benched Pokémon.)
Prevent all effects of attacks, including damage, done to this Pokémon during your opponent's next turn. (You can't use more than 1 GX attack in a game.)
Latest market snapshots place Jolteon-GX in SM Black Star Promos at roughly $8.43. Its 7-day movement is largely flat at 0.0%.
That is close to the 30-day average of $8.40. Its 90-day trading band runs between $8.22 and $9.36, producing a 14% range and low-volatility behavior.
The listed rarity for this print is Promo.
Market structure summary: Weekly drift is minimal (0.0%), indicating a relatively balanced short-term market. With a 14% 90-day spread ($8.22-$9.36), this card currently tracks as low-volatility.
Relative to the 30-day baseline ($8.40), pricing is near equilibrium. Graded context points to a substantial premium curve, with PSA 10 at +2181% above raw pricing.
PSA 9 is currently around $16.99, while PSA 10 is $192.31.
Jolteon-GX appears in SM Black Star Promos, released in 2017. Its card type is Pokémon.
The rarity label is Promo. Printed HP is 200.
Energy typing is Lightning. Jolteon-GX evolves from Eevee.
Card rules text: Pokémon-GX rule: When your Pokémon-GX is Knocked Out, your opponent takes 2 Prize cards. The printed attacks highlight "Electrobullet", "Head Bolt", and "Swift Run-GX".
SM Black Star Promos was released in 2017. It belongs to the Sun & Moon series.
With 250 listed cards, this is a large set by modern TCG standards. As of 2026, the set is 9 years old and now falls into an established back-catalog period.
Jolteon-GX (#SM173) is one of the Promo prints in this expansion.