Rillaboom
SWSH Black Star Promos · #SWSH277 · Promo
$0.53US · TCGplayer
$0.24EU · Cardmarket
+10%7-day (EU)
+5%30-day (EU)
Market read: flat this week; a budget pickup in its set; notably pricier in the US.
#285 most valuable of 304 cards in SWSH Black Star Promos.
TCGplayer range: low $0.25 · market $0.53 · high $19.56 (holofoil)
Prices datamined 2026-06-12. The 7/30-day trend is Cardmarket (EU) — an early momentum signal, not a guarantee.