PSA 10 / PSA 9 (avg.) / Raw ungraded near-mint / Sealed product. Live snapshot from verified sold listings across major marketplaces and auction houses.
Grass Energy Base Set Unlimited PSA 10 Price History
Live PSA 10 Gem Mint price tracking for the 1999 Pokemon Base Set Grass Energy (#99). Data sourced from eBay, Goldin, and Fanatics Collect via the price guide.
Compare Grass Energy Variants
Grass Energy was printed across multiple Base Set variants. Click any variant above to view its price history.
PSA 10 Monthly Price History
Monthly average PSA 10 Gem Mint price for the 1999 Pokemon Base Set Grass Energy (#99). Data covers Jan 2021 – Aug 2026.
Recent Gem Mint Sales
| Date Sold | Price | Grade | Source | Listing |
|---|---|---|---|---|
| 2026-07-17 | $121 | PSA 10 | eBay | 1999 POKEMON BASE SET UNLIMITED #99 GRASS ENERGY PSA 10 #99 |
| 2026-06-27 | $100 | PSA 10 | eBay | Pokémon 1999 Base Set Grass Energy 99/102 PSA 10 Common Regular Wizards 99/102 |
| 2026-06-21 | $102 | PSA 10 | eBay | Pokemon Grass Energy Base Set Unlimited #99 PSA 10 Gem Mint |
| 2026-06-09 | $163 | PSA 10 | eBay | Pokémon Grass Energy Base Set EN 099/102 Common Regular Basic PSA 10 (1999) 099/102 |
| 2026-06-07 | $61 | PSA 10 | eBay | Pokemon Grass Energy Base Set Unlimited #99 PSA 10 Gem Mint |
| 2026-04-28 | $95 | PSA 10 | eBay | 1999 Pokemon Base Set Unlimited #99 Grass Energy Gem Mt PSA 10 #99 |
| 2026-03-24 | $51 | CGC 10 | eBay | 1996 Pokemon Base Set Grass Energy CGC 10 English 99/102 |
| 2026-02-24 | $99 | PSA 10 | eBay | 1999 POKEMON BASE SET UNLIMITED #99 GRASS ENERGY PSA 10 #99 |
| 2026-01-31 | $120 | PSA 10 | eBay | 1999 POKEMON GAME #99 GRASS ENERGY PSA 10 GEM MINT BASE SET UNLIMITED #102 |
| 2026-01-17 | $60 | PSA 10 | eBay | 1999 POKEMON BASE SET UNLIMITED #99 GRASS ENERGY PSA 10 #99 |
| 2026-01-15 | $75 | PSA 10 | eBay | 1999 POKEMON GAME #99 GRASS ENERGY PSA 10 GEM MINT BASE SET UNLIMITED #102 |
| 2026-01-09 | $75 | PSA 10 | eBay | 1999 POKEMON BASE SET UNLIMITED #99 GRASS ENERGY PSA 10 #99 |
| 2025-12-31 | $75 | PSA 10 | eBay | 1999 POKEMON GAME #99 GRASS ENERGY PSA 10 GEM MINT BASE SET UNLIMITED #102 |
| 2025-12-30 | $36 | PSA 10 | eBay | 1999 Pokemon Grass Energy Base Set PSA 10 GEM MINT💎 #99 |
| 2025-12-13 | $60 | PSA 10 | eBay | 1999 Pokemon TCG Grass Energy #99 Base Set PSA 10 Gem Mint #99 |
| 2025-11-28 | $82 | PSA 10 | eBay | GRASS ENERGY #99 PSA 10 1999 POKEMON Base Set Unlimited WOTC #99 |
| 2025-11-22 | $75 | PSA 10 | eBay | 1999 POKEMON GAME #99 GRASS ENERGY PSA 10 GEM MINT BASE SET UNLIMITED #102 |
| 2025-11-11 | $45 | CGC 10 | eBay | Grass Energy Pokemon Base Set 99/102 1999 CGC 10 Gem Mint |
| 2025-10-01 | $75 | PSA 10 | eBay | Pokemon Grass Energy Base Set Unlimited #99 PSA 10 Gem Mint |
| 2025-09-25 | $60 | PSA 10 | eBay | 1999 POKEMON #99 GRASS ENERGY BASE SET UNLIMITED GEM MINT PSA 10 #99 |
| 2025-09-25 | $99 | PSA 10 | eBay | 1999 POKEMON GAME GRASS ENERGY #99 PSA 10 GEM MINT BASE SET 99/102 |
| 2025-07-22 | $35 | PSA 10 | eBay | 1999 POKEMON GAME GRASS ENERGY #99 PSA 10 GEM MINT BASE SET 99/102 |
| 2025-07-22 | $32 | PSA 10 | eBay | 1999 POKEMON GAME GRASS ENERGY #99 PSA 10 GEM MINT BASE SET 99/102 |
| 2025-07-20 | $26 | PSA 10 | eBay | 1999 POKEMON GAME GRASS ENERGY #99 PSA 10 GEM MINT BASE SET 99/102 |
| 2025-06-23 | $40 | PSA 10 | eBay | Pokémon TCG Basic Grass Energy 1999 Base Set PSA 10 099/102 |
| 2025-06-23 | $50 | PSA 10 | eBay | 1999 POKEMON GAME GRASS ENERGY #99 PSA 10 GEM MINT BASE SET 99/102 |
| 2025-06-06 | $31 | PSA 10 | eBay | 1999 POKEMON GAME GRASS ENERGY #99 PSA 10 GEM MINT BASE SET 99/102 |
| 2025-06-02 | $50 | PSA 10 | eBay | 1999 POKEMON GAME GRASS ENERGY #99 PSA 10 GEM MINT BASE SET 99/102 |
| 2025-06-02 | $43 | PSA 10 | eBay | #99/102 Grass Energy – 1999 Pokemon Game Base Set WOTC – Fresh Grade PSA 10 💎 #99 |
| 2025-06-01 | $54 | PSA 10 | eBay | Pokemon Cards – PSA 10 Grass Energy 99/102 – Base Set Unlimited – GEM MT – PSA10 |
30 verified gem-mint sales (PSA 10, CGC 10, BGS 10, and other 10-grade equivalents). PSA 10 carries the highest premium; CGC 10 and BGS 10 typically trade at a slight discount. Prices exclude shipping.
About Grass Energy (Base Set Unlimited)
Energy from the original Base Set. Grass Energy (#99).
The Unlimited print is the most common Base Set variant. Drop-shadow border on the right and bottom edges of the artwork, no edition stamp.
How to identify a Unlimited Grass Energy:
- Drop-shadow visible on the right and bottom edge of the artwork box
- No “Edition 1” stamp on the lower-left
- WotC copyright at the bottom
- 1999 copyright date
Related Pages
FAQ
- How much is a PSA 10 Grass Energy Base Set Unlimited worth?
- As of Aug 2026, the monthly average sold price is $102. Individual sales over the last several months ranged from $26 to $163. Prices are volatile — check the chart above for the latest trajectory.
- How do I tell if my Grass Energy is a Unlimited?
- Look for the markers listed in the identification section above. The key distinguishing features for the Unlimited variant are: drop-shadow visible on the right and bottom edge of the artwork box, no “edition 1” stamp on the lower-left.
- Where does this price data come from?
- All chart data and recent sales are sourced from price guide sites, which aggregates verified sold listings from eBay, TCGPlayer, Goldin, and Fanatics Collect. Last refreshed 2026-08-29.
Price data sourced from the price guide. Last updated 2026-08-29. This page is informational only and is not investment advice. Card image courtesy of the Pokemon TCG API.