You may attach up to 3 Water Energy cards from your hand to your Pokémon in any way you like. If you do, heal 50 damage from those Pokémon for each card you attached to them in this way.
100+Bubble Launcher-GX
Your opponent's Active Pokémon is now Paralyzed. If this Pokémon has at least 3 extra Water Energy attached to it (in addition to this attack's cost), this attack does 150 more damage. (You can't use more than 1 GX attack in a game.)
How much is Blastoise & Piplup-GX #38/236 worth?
Blastoise & Piplup-GX #38/236 is a Rare Holo GX card from Cosmic Eclipse (2019) — today it trades at roughly $84.34 ungraded.
Grading changes the math on this one: a PSA 10 is valued around $860.00, roughly 10.2x the raw price, while a PSA 9 sits near $83.00. 5,300 copies have been graded to date, and 30% of them came back a 10 — worth knowing before you pay grading fees.
Prices on this page refresh nightly from live TCGplayer market data and are cross-checked against actual sold prices, so a single inflated listing never becomes "the price". The chart above has the full history.