This attack does 50 damage times the amount of Energy attached to all of your opponent's Pokémon. (You can't use more than 1 GX attack in a game.)
Tapu Koko-GX from Hidden Fates Shiny Vault is currently trading around $15.85. Its 7-day movement is largely flat at +0.7%.
Relative to the last 30 days, value is near baseline at $15.70. In the past 90 days, observed prices ranged from $15.05 to $15.86 (5% spread), a low-volatility profile.
The listed rarity for this print is Rare Secret.
Current valuation lens: We observe a +0.7% shift this week, which points toward price consolidation rather than immediate volatility. Observed 90-day bounds of $15.05 and $15.86 create a 5% band, matching a low-volatility profile.
Current value remains close to its 30-day mean ($15.70). Graded context points to a substantial premium curve, with PSA 10 at +260% above raw pricing.
PSA 9 is currently around $19.88, while PSA 10 is $57.04.
In 2019, Hidden Fates Shiny Vault introduced this print of Tapu Koko-GX. Its card type is Pokémon.
The rarity label is Rare Secret. Printed HP is 170.
Energy typing is Lightning. It carries a Basic and GX subtype designation.
The card text reads: Pokémon-GX rule: When your Pokémon-GX is Knocked Out, your opponent takes 2 Prize cards. Notable ability on this print: "Aero Trail".
Tapu Koko-GX sits within a broader pool of Tapu variants that can be compared by set, rarity, and price. Comparable entries in this snapshot: 5 cards, 2 distinct sets.
In this sample, pricing ranges between $1.70 and $13.68 (705% total span). Relative to the alternative average ($4.78), this card is +232%.
Notable alternatives include Tapu Koko-GX #SM50 (SM Black Star Promos) at $1.74, Tapu Koko-GX #SM33 (SM Black Star Promos) at $1.88, Tapu Koko-GX #153 (Guardians Rising) at $13.68, and Tapu Koko-GX #47 (Guardians Rising) at $1.70.
Release year for Hidden Fates Shiny Vault is 2019. Hidden Fates Shiny Vault is grouped under the Sun & Moon era.
Set size is 94 cards, which categorizes Hidden Fates Shiny Vault as mid-size. As of 2026, the set is 7 years old and now falls into an established back-catalog period.
In the Hidden Fates Shiny Vault checklist, Tapu Koko-GX occupies position #SV93 as a Rare Secret card.
Other Hidden Fates Shiny Vault cards:
Scyther #SV1Quagsire #SV10Froakie #SV11
