Rillaboom

SWSH Black Star Promos · SWSH277/307

Printed in

Market value

Prices as of October 9, 2026 (Europe) and October 8, 2026 (United States).

Europe · EUR

Holo

CM Trend€0.30

7-day average: €0.21
30-day average: €0.32
Lowest listing: €0.02

CM Trend ≈ £0.25 · $0.34, converted at ECB rate of October 8, 2026.

Cardmarket listings

United States · USD

Holo

TCG Market$0.56

Lowest listing: $0.25
Median listing: $0.59
Highest listing: $15.32

TCG Market ≈ €0.50 · £0.42, converted at ECB rate of October 8, 2026.

United States is 67% above Europe.

CM Trend, last 30 days

€0.31 on September 10, 2026, €0.30 on October 9, 2026 (-3%).

TCG Market, last 30 days

$0.58 on October 8, 2026, $0.56 on October 9, 2026 (-3%).

Where it stands

Overall#13,231 of 25,282 priced cards
Set#269 of 277 in SWSH Black Star PromosTop 25 in SWSH Black Star Promos
Rillaboom#11 of 16 Rillaboom cardsOther Rillaboom cards
Promo#267 of 275 with this rarity in SWSH Black Star Promos

Ranked by CM Trend among all Pokémon cards.

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Attacks

GCWood Drain60
Heal 30 damage from this Pokémon.
GGCRaging Repeated Strike120+
Discard any amount of Energy from your Pokémon. This attack does 30 more damage for each card you discarded in this way.

Card details

Set: SWSH Black Star Promos
Number: SWSH277/307
Rarity: Promo
Category: Pokémon
Type: Grass
HP: 180
Stage: Stage 2
Evolves from: Thwackey
Weakness: R ×2
Retreat cost: CCC
Regulation mark: E
Legal in: Expanded
Variants: Holo
Pokédex number: #0812

About this card

Rillaboom is a Pokémon card from SWSH Black Star Promos, card number SWSH277/307. Its rarity is Promo. SWSH Black Star Promos was released in 2019 as part of the Sword & Shield series. In Europe its CM Trend is €0.30, with a 30-day average of €0.32. In the United States its TCG Market price is $0.56.