Grass Energy is a Basic Energy card from the Base set, illustrated by Keiji Kinebuchi. It is card number 99 in the set, which is part of the vintage era…
Set: Base
Number: 99/102
Set
About the Grass Energy Energy Card
Grass Energy is an Energy card from the Base set, part of the Base series. It carries the collector number 99/102. The Base set was released on January 9, 1999.
Grass Energy Energy Card Details
Card name: Grass Energy
Card number: 99/102
Set: Base
Series: Base
Card type: Energy (Basic)
Artist: Keiji Kinebuchi
Release date: January 9, 1999
Why Collect the Grass Energy Energy Card?
Grass Energy is most often collected as part of a complete Base set rather than as a standalone chase card.
Across the hobby, collectibility generally comes down to rarity, condition, artwork, and overall demand for the set.
Artwork and Illustration of the Grass Energy Energy Card
Grass Energy was illustrated by Keiji Kinebuchi.
Artwork is one of the factors collectors weigh when deciding which copies to keep or send for grading.
Market Price and Value of the Grass Energy Energy Card
The current aggregated market price for Grass Energy is about $0.33. Recent listings range from roughly $0.06 (low) to $44.40 (high), with a mid-point near $0.35. These figures are aggregated from marketplace data and change over time; the live price and full price history are shown above on this page.
For context, the Base set has a median card value near
.72 and an average near 0.62, so this card sits below the typical card in the set. The aggregated price has moved -50% over the last 7 days and -44% over 30 days.
Pokémon cards are best collected for enjoyment first. Where value matters, it is typically driven by graded population, the popularity of the Base set, the availability of sealed product, and broader Pokémon TCG market trends.
Grading the Grass Energy Energy Card
Whether Grass Energy is worth grading comes down to condition. Before submitting a card, collectors usually check front and back centring, corner sharpness, edge wear, surface defects, and any print lines or factory imperfections.
Across the hobby, top grades such as PSA 10, BGS/Beckett 9.5–10, and CGC Pristine 10 generally command a premium over raw or lower-graded copies.
PSA has graded 3,967 copies of this card, of which 1,151 earned a PSA 10 — a gem rate of about 29.0%. These population figures were last refreshed on June 15, 2026. Population counts only rise as more copies are submitted, so the gem rate and totals shift over time; nothing here is estimated or back-filled.
Other Printings of Grass Energy
Grass Energy appears on more than one card across the catalog. Other printings include Call of Legends 88 (around $76.88), Guardians Rising 167 (around 1.09) and Emerald 101 (around 0.12).
These are distinct cards rather than a single listing; compare the set, collector number, and rarity when identifying a specific copy.
Final Thoughts on the Grass Energy Energy Card
The Grass Energy energy card is from the Base set (Base series). It is a straightforward addition for collectors completing the Base set. Its current aggregated market price is about $0.33; the live figure and full price history appear above on this page.
Frequently asked questions
What set is the Grass Energy card from?
Grass Energy is from the Base set (Base series), numbered 99/102.
How much is the Grass Energy 99/102 card worth?
The current aggregated market price is about $0.33, within a recent range of roughly $0.06 to $44.40. The live figure and full price history appear above on this page.
Is the Grass Energy card worth grading?
It can be, if the card is well-centred and free of noticeable edge, corner, or surface flaws. PSA has graded 3,967 copies so far, with about 29.0% reaching PSA 10. Top grades typically command a premium over raw copies.
What is the PSA population for Grass Energy?
PSA has graded 3,967 copies, of which 1,151 are PSA 10 (a gem rate of about 29.0%). These figures were last updated on June 15, 2026.
When was the Base set released?
The Base set was released on January 9, 1999.
Are there other printings of Grass Energy?
Yes. Grass Energy appears on 20 other cards across the catalog. Compare the set, collector number, and rarity to identify a specific copy.
