Unit Energy GrassFireWaterUltra Prism 137/156 price & value
$0.50
down −2.2%4 weeks · Thin market
High confidence
High confidence
How closely the price sources agree, and how often the card trades.
- 7 ungraded in the last 90 days, all conditions
- Fewer than 5 sales listed as near mint
- Last sale Sep 11, 2026
Medium liquidity46/100
Medium liquidity
Trades regularly, with some spread between sale prices.
About 2 ungraded copies sell a month across all conditions, the pace of the last 90 days.
How we measure liquidity →Near mint · UltraBall Market Value · 7 ungraded sales in the last 90 days, all conditions · as of Nov 12, 2026
eBay links on this page are affiliate links: we earn a commission if you buy, at no extra cost to you. It never changes our prices or which listings we show.
Prices updated Nov 12, 2026 · How we calculate the UltraBall Market Value
People ask about this card
- What is Unit Energy GrassFireWater 137/156 worth raw, in PSA 9 and in PSA 10?
- As of Nov 12, 2026, Unit Energy GrassFireWater 137/156 is about $0.50 ungraded near mint (7 sales in 90 days); PSA 9: too few sales to price; PSA 10: too few sales to price. Every grade’s price.
- Which printing of Unit Energy GrassFireWater 137/156 is this, and why do two copies differ in price?
- Unit Energy GrassFireWater 137/156 comes in 2 printings: Non-Holo $0.50 ungraded, Reverse Holo $1.21 ungraded. Reverse holo or non-holo: the reverse holo’s border and text box shine; the non-holo has no shine anywhere. Printings compared.
Unit Energy GrassFireWater 137/156 price over time
- Recorded prices, joined day to day
Ungraded, 1 year: $0.48 on Jul 22, 2026, $0.50 on Nov 12, 2026. Lowest $0.48, highest $0.53.
- Now
- $0.50
- 4 weeks
- −2.2%
- 90 days
- +1.2%
- 1 year
- –no daily prices that far back (daily since Jul 22)
- Highest, 1Y
- $0.53
- Lowest, 1Y
- $0.48
Recorded history starts July 2026. Earlier history is monthly averages; from July 22, 2026 the line is a smoothed 7-day average of daily prices, so single-day swings don’t show. Between recorded prices, the line and its daily values are estimated from the prices either side.
Unit Energy GrassFireWater 137/156 price by month
Ungraded, at the end of each month, newest first: the line above read off at each month’s last day. The latest month ends on today’s UltraBall Market Value.
| Month | Ungraded | Change on month |
|---|---|---|
| November 2026to Nov 12, 2026 | $0.50 | up +2.0% |
| October 2026 | $0.49 | down −5.8% |
| September 2026 | $0.52 | down −1.9% |
| August 2026 | $0.53 | up +10% |
| July 2026 | $0.48 | – |
Recent verified sales
RawUNIT ENERGY GRASSFIREWATER 137/156 ULTRA PRISM UNCOMMON LPLikely best offer · asking price shownSep 25, 2026 · 
eBay · Sold as light play · Buy It Now · View listing · Asking price, up to $1.99asking
RawUNIT ENERGY GRASSFIREWATER 137/156 ULTRA PRISM POKEMON NEAR MINTSep 11, 2026 · eBay · Sold as near mint · Buy It Now · View listing · $1.49
RawUnit Energy GrassFireWater 137/156 Uncommon Ultra Prism Pokemon NM/LPLikely best offer · asking price shownSep 2, 2026 · eBay · Sold as light play · Buy It Now · View listing · Asking price, up to $1.79asking
RawUnit Energy GrassFireWater 137/156 Uncommon Ultra Prism Pokemon NM/LPLikely best offer · asking price shownSep 2, 2026 · eBay · Sold as light play · Buy It Now · View listing · Asking price, up to $1.79asking
RawUnit Energy GrassFireWater 137/156 Uncommon Ultra Prism Pokemon Lightly PlayedLikely best offer · asking price shownSep 2, 2026 · eBay · Sold as light play · Buy It Now · View listing · Asking price, up to $2.00asking
RawUnit Energy GrassFireWater 137/156 Uncommon Ultra Prism Pokemon Lightly PlayedLikely best offer · asking price shownAug 18, 2026 · eBay · Sold as light play · Buy It Now · View listing · Asking price, up to $1.99asking
RawUnit Energy GrassFireWater 137/156 Uncommon Ultra Prism Pokemon Lightly PlayedAug 14, 2026 · eBay · Sold as light play · Buy It Now · View listing · $1.50
RawUnit Energy GrassFireWater 137/156 Uncommon Ultra Prism Pokemon Near MintLikely best offer · asking price shownAug 2, 2026 · eBay · Sold as near mint · Buy It Now · View listing · Asking price, up to $2.99asking
About this card
Unit Energy GrassFireWater is card 137 of 156 in the Ultra Prism price guide, a set released in February 2018 during the Sun & Moon era. Its rarity is Uncommon. In the checklist it sits after Super Boost Energy ◇ 136/156 and before Unit Energy LightningPsychicMetal 138/156.
It is the 86th most valuable of the 178 priced cards in Ultra Prism, behind Lillie 151/156 (see the most valuable Ultra Prism cards).
What the data says
Only 7 ungraded copies sold in the last 90 days, too few to check the value against.
From prices of Nov 12, 2026 and sales to Sep 11, 2026. Observations, not advice or a forecast. How we read the market
Market snapshot
How each figure is worked out- 4 weeks
- −2.2%ungraded, between 7-day averages
- 90 days
- +1.2%ungraded, between 7-day averages
- 1 year
- –no daily prices that far back: daily since Jul 22, 2026
- Direction
- Thin marketunder 9 ungraded sales in 90 days: one sale can move the line
- High since daily tracking
- 6% under$0.53 on Sep 21, 2026, 7-day average; daily prices since Jul 22, 2026
- Liquidity
- Medium2.3 ungraded sales a month over 90 days
- Price confidence
- High confidenceMany recent comparable sales that agree closely.
- Ungraded sold
- 0in 30 days; 7 in 90
Printings compared
- Non-Holo · this pageNothing on the front shines.$0.50 ungraded
- Reverse HoloThe border and text box shine; the picture is flat.$1.21 ungradedPictured: the main print’s scan.
- Reverse holo or non-holo: the reverse holo’s border and text box shine; the non-holo has no shine anywhere.
- Set
- Ultra Prism
- Number
- 137/156
- Set code
- UPR
- Rarity
- Uncommon
- Released
- Feb 2, 2018
- Era
- Sun & Moon
- Printings
- Non-holo, Reverse holo
- Ultra Prism checklistAll 178 cards with prices
- Most valuable Ultra Prism cardsRanked by ungraded value
- Ultra Prism chase cardsThe pulls collectors open packs for, with odds where we hold them
- Sun & Moon eraSets and chase cards from February 2017 on
- 2018 Pokémon cardsEvery set released in 2018, with prices
Cite this price
Unit Energy GrassFireWater 137/156 (Ultra Prism) is worth $0.50 ungraded as of Nov 12, 2026, according to UltraBall's Market Value (https://ultraball.com/cards/ultra-prism/unit-energy-grassfirewater-137).
Unit Energy GrassFireWater 137/156 (Ultra Prism) is worth $0.50 ungraded as of Nov 12, 2026, according to UltraBall's Market Value (https://ultraball.com/cards/ultra-prism/unit-energy-grassfirewater-137).
https://ultraball.com/cards/ultra-prism/unit-energy-grassfirewater-137
<a href="https://ultraball.com/cards/ultra-prism/unit-energy-grassfirewater-137">Unit Energy GrassFireWater 137/156 (Ultra Prism) price: $0.50 on UltraBall</a>
Nearby in Ultra Prism
Chase cards from this set
Chase cards from the rest of the era
Questions collectors ask
As of Nov 12, 2026, Unit Energy GrassFireWater 137/156 Ultra Prism is worth about $0.50 ungraded. How we price cards.