Rillaboom #SWSH006

Rillaboom from SWSH Black Star Promos is currently trading around $6.20. Its 7-day movement is largely flat at 0.0%.

It now sits 3.8% above its 30-day average of $5.97. Its 90-day trading band runs between $5.74 and $6.20, producing a 7% range and low-volatility behavior.

This version is categorized as Promo.

Market structure summary: We observe a 0.0% shift this week, which points toward price consolidation rather than immediate volatility. The 90-day range spans $5.74 to $6.20 (7% spread), which indicates low-volatility behavior.

Current value is 3.8% above its 30-day reference ($5.97). Top-grade copies show substantial separation from raw: PSA 10 is pricing +626% above the current raw benchmark.

PSA 9 is currently around $14.21, while PSA 10 is $45.04.

Rillaboom is a SWSH Black Star Promos card from the 2019 release window. Card flavor text reads: "By drumming, it taps into the power of its special tree stump.

The roots of the stump follow its direction in battle." Its card type is Pokémon. The rarity label is Promo.

Printed HP is 170. Energy typing is Grass.

As an evolution, Rillaboom develops from Thwackey. Printed ability include "Voltage Beat".

Other Rillaboom printings create a useful comparison set for Rillaboom. The current sample spans 6 comparable cards from 6 sets.

In this sample, pricing ranges between $0.21 and $6.32 (2910% total span). Relative to the alternative average ($1.68), this card is +269%.

Notable alternatives include Rillaboom #SWSH277 (SWSH Black Star Promos) at $0.44, Rillaboom #18 (Chilling Reign) at $0.25, Rillaboom #SV006 (Shining Fates Shiny Vault) at $2.56, and Rillaboom #13 (Shining Fates) at $0.21.

SWSH Black Star Promos was released in 2019. It belongs to the Sword & Shield series.

With 304 listed cards, this is a very large set by modern TCG standards. As of 2026, the set is 7 years old and now falls into an established back-catalog period.

In the SWSH Black Star Promos checklist, Rillaboom occupies position #SWSH006 as a Promo card.