Heal 30 damage from this Pokémon.
Discard any amount of Energy from your Pokémon. This attack does 30 more damage for each card you discarded in this way.
Chilling Reign entered circulation in 2021. Chilling Reign is grouped under the Sword & Shield era.
With 233 listed cards, this is a large set by modern TCG standards. As of 2026, the set is 5 years old and sits in a modern-era collecting window.
Within this set, Rillaboom is card number 18 with a Rare Holo designation.
In 2021, Chilling Reign introduced this print of Rillaboom. Card flavor text reads: "The one with the best drumming techniques becomes the boss of the troop.
It has a gentle disposition and values harmony among its group." Its card type is Pokémon. The rarity label is Rare Holo.
Printed HP is 180. Energy typing is Grass.
Rillaboom evolves from Thwackey. The printed attacks highlight "Wood Drain" and "Raging Repeated Strike".
Latest market snapshots place Rillaboom in Chilling Reign at roughly $0.25. Week-over-week change is limited (0.0%), indicating short-term stability.
Versus its 30-day baseline of $0.26, this card is now 2.6% lower. In the past 90 days, observed prices ranged from $0.19 to $0.27 (32% spread), a moderate-volatility profile.
Rarity classification for this copy is Rare Holo.
Rillaboom sits within a broader pool of Rillaboom variants that can be compared by set, rarity, and price. The current sample spans 6 comparable cards from 5 sets.
Observed alternatives run from $0.21 to $6.32 (2910% spread). The current card sits -91% versus the sampled alternative average of $2.67.
Notable alternatives include Rillaboom #SWSH277 (SWSH Black Star Promos) at $0.44, Rillaboom #SWSH006 (SWSH Black Star Promos) at $6.20, Rillaboom #SV006 (Shining Fates Shiny Vault) at $2.56, and Rillaboom #13 (Shining Fates) at $0.21.
Collector-focused market read: Weekly drift is minimal (0.0%), indicating a relatively balanced short-term market. The 90-day range spans $0.19 to $0.27 (32% spread), which indicates moderate-volatility behavior.
Current value remains close to its 30-day mean ($0.26). Without a consistent graded comp in the current snapshot, live listings are still required for reliable condition-based valuation.
