Rillaboom

SWSH Black Star Promos · #SWSH277/307 · Promo · 2019

$0.62

Market price ▲ 10.7% (30d)

Prices as of Jul 27, 2026

HP 180GrassStage 2Rapid StrikeArt · DOM

-27%off ATH $2.66 · Jun 2025

Price history

Holofoil▼ 3.1% 7d$0.62

Low $0.25Mid $0.62

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Graded values

updated 2026-07-27

Grade 6 est.$1.83

Grade 5 est.$1.54

Grade 4 est.$1.27

Grade 3 est.$1.06

Grade 2 est.$0.87

Grade 1 est.$0.73

Grades 1–6 are estimates modeled from the raw price — PSA/CGC/BGS 7–10 and Ungraded are live tracked market values.

Grade 9.5 price history$3.00

Grade 9.5 chart is building — graded values are tracked nightly, a new point appears each day.

Attacks

60Wood Drain

Heal 30 damage from this Pokémon.

120+Raging Repeated Strike

Discard any amount of Energy from your Pokémon. This attack does 30 more damage for each card you discarded in this way.

“The one with the best drumming techniques becomes the boss of the troop. It has a gentle disposition and values harmony among its group.”

How much is Rillaboom #SWSH277/307 worth?

A raw copy of Rillaboom #SWSH277/307 (SWSH Black Star Promos, 2019) is worth about $0.62 right now, based on the latest market data from July 27, 2026.

We update this valuation every night from live market data and verify it against real completed sales — see the chart above for how Rillaboom has moved over time.