Professor Program Promos · #9
Market price: The going rate for an ungraded copy of this exact printing, from actual sales data — TCGplayer for USD, Cardmarket for EUR. Updated daily. · Holo: The artwork shines with a foil pattern. A separate printing from the plain card, and in vintage sets often worth many times more.
$6.10
Steady · 23dvia TCGplayer, updated Oct 13, 2026
Set rank: Where this card's market price ranks among the priced cards in its set — #1 is the set's most valuable card. in Professor Program Promos
We're checking eBay for live listings of this card — counts and asking prices land here within a day.
Browse eBay now →What it actually sells for
Our chart tracks TCGplayer's market price and the asking prices of live eBay listings — what sellers want, not what buyers paid. Completed sale prices live on eBay itself: see recent sold listings for this card →
Right now Grass Energy (2024) trades at $6.10 for the Holofoil printing (TCGplayer market price).
That makes it the 47th most valuable of Professor Program Promos's 54 priced cards. (Rosa's Encouragement - 084/088 [Top 8] leads the set at $1,850.) We've logged its price every day since Sep 19, 2026, and it's held steady around $6.10 so far. Over the last 24 days it's touched $6.11 at the top and $6.10 at the bottom.
About $6.10 for an ungraded copy. That's the TCGplayer market price for the Holofoil printing, updated Oct 13, 2026. Graded copies in great shape usually sell for more. What grading means →
23-day trend: steady. Grass Energy (2024) has held around $6.10 (TCGplayer market price). Prices wiggle a little every day — the chart on this page shows the whole line.
eBay is the easiest place — this page links straight to the live listings for Grass Energy (2024) (Professor Program Promos #9). Check the photos and the seller's rating first. That's the rule.
Cards trading near $6.10 today.
