Which box to open?
The « SWSH Black Star Promos » expansion is not in our Amazon catalog yet — closest alternative boxes (Mega Evolution, Prismatic Evolutions, Chaos Rising).
Card details
swshp
Pokémon · Stage 2
Hammer In
By drumming, it taps into the power of its special tree stump. The roots of the stump follow its direction in battle.
Other cards from the same expansion
Card data: Pokémon TCG API (community) · Publisher context: The Pokémon Company.
To pull Rillaboom (Promo, SWSH Black Star Promos), the modeled expectancy is ≈1/661 per booster — about 0.014× / box on a typical ETB-sized box.
Best catalog value: Pokemon TCG: Sealed 3-Booster Pack Lot | 30 Cards, Random Rare, Holo, V, VMAX, VSTAR Odds (9 packs) — roughly 0.014× expected copies of this card per product.
Per booster
≈1/661
Expected copies (rateTCG model)
Per box
0.014×
On a 9-pack product
Same rarity pool
304
Promo
$23.69
$2.63/pack
$84.95
$3.40/pack
$59.99
$6.67/pack
$25.99
$8.66/pack
$26.96
$8.99/pack
$26.99
$9.00/pack
$89.93
$9.99/pack
$89.93
$9.99/pack
$89.93
$9.99/pack
$89.93
$9.99/pack
$89.93
$9.99/pack
$95.30
$10.59/pack
$99.75
$11.08/pack
$112.99
$12.55/pack
$178.87
$16.26/pack
$146.88
$16.32/pack
$154.34
$17.15/pack
$324.42
$18.02/pack
$169.49
$18.83/pack
$37.95
$18.98/pack
$174.88
$19.43/pack
$194.99
$19.50/pack
$182.99
$20.33/pack
$195.99
$21.78/pack
$197.00
$21.89/pack
$199.00
$22.11/pack
$214.99
$23.89/pack
$299.90
$19.99/pack
$722.87
$80.32/pack
$214.99
$23.89/pack
$26.33
$26.33/pack
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