Attach 2 Water Energy cards from your discard pile to 1 of your Pokémon.
100Spinning Attack
40+Hydro Pump-GX
This attack does 40 more damage times the amount of Water Energy attached to this Pokémon. (You can't use more than 1 GX attack in a game.)
How much is Starmie-GX #14/68 worth?
Starmie-GX #14/68 is a Rare Holo GX card from Hidden Fates (2019) — today it trades at roughly $2.36 ungraded.
Grading changes the math on this one: a PSA 10 is valued around $54.89, roughly 23.3x the raw price, while a PSA 9 sits near $23.75. 1,415 copies have been graded to date, and 61% of them came back a 10 — worth knowing before you pay grading fees.
We update this valuation every night from live market data and verify it against real completed sales — see the chart above for how Starmie-GX has moved over time.