modern-to-grade · holo
Rillaboom
SWSH Black Star Promos · #SWSH006 · English · released 2019
Raw market price
$6.17
7 days
▼ 1.1%
30 days
▼ 1%
90 days
▼ 0.8%
Graded prices & PSA population
| Grade | Market price | PSA population |
|---|---|---|
| PSA 10 | $45 | 12 |
| PSA 8 | $10 | 4 |
PSA population recorded 2026-07-20 · total graded 47
Why this card matters
pop
Graded premium is real (~7-8x raw) but 89 raw listings and n=1 comps on both PSA9 and BGS9 make the thin sample unreliable as a scarcity signal.
demand
Rillaboom has moderate fan appeal as a Galar starter but lacks the cross-generational nostalgia pull of first-gen icons to sustain strong collector demand.
artist
Standard SWSH Black Star promo holo treatment with no notable alt-art or sought-after illustrator credit to drive illustration-based premium.
catalyst
30-day momentum is firmly negative at -19.5% with no visible upcoming event, reprint, or tournament relevance to reverse the slide.
Graded comps on record
$100
BGS 9
$45
PSA 10
$41
PSA 4
$32
PSA 5
$25
PSA 7
$20
TAG 5
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Market data recorded recently from licensed market sources. MASTER records prices daily and never invents a number — estimated values are always labeled. Not financial advice.