Price history
Daily median raw (ungraded) market price across the sources we track. Updates each time the price job runs. Scrub the chart for the exact price on a day.
Unit Energy GrassFireWater #170
Ultra Prism · Hyper Rare
Where to pull it
Every ranked product whose packs can contain this exact card, best odds first. Odds assume uniform pull rates within the card's rarity tier — real sets short-print their biggest chases, so read them as a ceiling.
| Product | Market | Per pack | P(≥1) / product |
|---|---|---|---|
 Ultra Prism Booster Box (36 packs) | $1,537.00 | 1 in 746 | 4.7% |
 Ultra Prism Elite Trainer Box (8 packs) | $800.00 | 1 in 746 | 1.1% |
 Celestial Storm Evolution Celebration Tin - Leafeon GX (4 packs) | $144.79 | — | — |
 Unified Minds Power Partnership Tin - Lucario & Melmetal GX (4 packs) | — | — | — |
 Unified Minds Power Partnership Tin - Garchomp & Giratina GX (4 packs) | $50.00 | — | — |
 Celestial Storm Evolution Celebration Tin Glaceon GX (4 packs) | $144.95 | — | — |
 Unified Minds Power Partnership Tin - Mewtwo & Mew GX (4 packs) | $145.00 | — | — |
 Celestial Storm Evolution Celebration Tin - Sylveon GX (4 packs) | $146.95 | — | — |
How much is Unit Energy GrassFireWater #170 worth?
Unit Energy GrassFireWater #170 is a Hyper Rare from the Pokémon TCG set Ultra Prism. Its current raw market value is $19.31, blended from live eBay sold prices and TCGplayer market data, and a PSA 10 copy sells for about $110.17.
What are the odds of pulling Unit Energy GrassFireWater #170?
You can expect to pull Unit Energy GrassFireWater roughly 1 in 746 packs — its Hyper Rare slot appears in about 2.3% of packs, shared across 17 cards of that rarity in Ultra Prism. Opening a whole Ultra Prism Booster Box (36 packs) gives you about a 4.7% chance of pulling at least one.
Which Ultra Prism product should you open for it?
Every product in the table above draws from the same Ultra Prism pack pool, so the honest answer is whichever costs least per pack — currently the Ultra Prism Elite Trainer Box (8 packs) at $800.00. Bear in mind that on our numbers nearly every sealed Pokémon TCG product returns less than it costs when opened: buying the single outright is usually cheaper than chasing it.
Is Unit Energy GrassFireWater worth grading?
A PSA 10 copy sells for about $110.17 against a raw price of $19.31 and a PSA fee of roughly $79.99 (Regular) — so a 10 nets about +$10.87. Of the 244 copies PSA has graded, 34.4% came back a 10 — and since people submit their cleanest copies, read that as a ceiling for a random pull, not your odds.
Unit Energy GrassFireWater price history
Since we began tracking on 2026-08-06, Unit Energy GrassFireWater has moved from $19.44 to $19.31 (-0.7%). The chart above shows every tracked day; history deepens daily and nothing earlier is invented.