SWSH Black Star Promos · #SWSH006 · 2019
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.
$148
Steady · 25dvia TCGplayer, updated Oct 6, 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 SWSH Black Star Promos
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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 →
Today's TCGplayer market price for Rillaboom is $148 for the Holofoil printing.
Among the 304 priced cards in SWSH Black Star Promos, it sits 6th. The set's top card is Special Delivery Bidoof at $565. We've logged its price daily since Feb 8, 2024: $27.67 then, $148 now (up 433.1%). A year ago it sat around $33.43; today's $148 is 341.2% higher. Over the last 90 days it's up 227.7%, from $45.01. Since February 2024 it's run as high as $148 (September 2026) and as low as $27.12 (March 2024). Right now it's the priciest it's been since February 2024.
Ability Voltage Beat
Once during your turn, you may search your deck for up to 2 Grass Energy cards and attach them to 1 of your Pokémon. Then, shuffle your deck.
Hammer In140
Cost: Grass, Grass, Grass, Colorless
“By drumming, it taps into the power of its special tree stump. The roots of the stump follow its direction in battle.”
About $148 for an ungraded copy. That's the TCGplayer market price for the Holofoil printing, updated Oct 6, 2026. Graded copies in great shape usually sell for more. What grading means →
Up about 228% over the last 3 months — from $45.01 to $148 (TCGplayer market price). Zoom out a whole year and it's up 341%. Prices move a little every day, so the chart on this page has the freshest line.
The highest market price we've logged is $148 — that was September 2026. We've been writing this card's price down since February 2024, so that's the record on our watch, not an all-time record.
eBay is the easiest place — this page links straight to the live listings for Rillaboom (SWSH Black Star Promos #SWSH006). Check the photos and the seller's rating first. That's the rule.
Cards trading near $148 today.
SWSH Black Star Promos
