
SWSH Black Star Promos · #SWSH006
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By drumming, it taps into the power of its special tree stump. The roots of the stump follow its direction in battle.
Abilities, attacks, weakness & resistance
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.
Other cards from SWSH Black Star Promos

Arceus VSTAR (Holofoil)

Arceus V (Holofoil)

Greninja

Arcanine

Bulbasaur

Klara (Holofoil)

Hisuian Zoroark VSTAR (Holofoil)

Hisuian Zoroark V (Holofoil)

Champions Festival (Stamp)

Champions Festival (Staff Stamp)

Virizion V (Holofoil)

Hisuian Electrode V (Holofoil)
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Rillaboom (SWSH006) is a Stage 2 Grass Pokémon promo card with a Holofoil variant from the SWSH Black Star Promos set. It has the Voltage Beat Ability that lets you search your deck for up to two Grass Energy cards and attach them to one of your Pokémon once during your turn. Its attack, Hammer In, deals 140 damage and it has a three-colorless retreat cost, positioning it as a heavy-hitting but somewhat costly-to-retreat attacker.
Catalog pricing data as of 19 Apr 2026, 05:42