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Which box to open?
The « Scarlet & Violet Black Star Promos » expansion is not in our Amazon catalog yet — closest alternative boxes (Mega Evolution, Prismatic Evolutions, Chaos Rising).
Card details
svp
Pokémon · Stage 2 ex
Stealthy Shuriken
This attack does 40 damage to 1 of your opponent's Pokémon. (Don't apply Weakness and Resistance for Benched Pokémon.)
Torrential Slash
If your opponent's Active Pokémon already has any damage counters on it, this attack does 120 more damage.
Other cards from the same expansion
Card data: Pokémon TCG API (community) · Publisher context: The Pokémon Company.
To pull Greninja ex (Promo, Scarlet & Violet Black Star Promos), the modeled expectancy is ≈1/435 per booster — about 0.021× / 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 0.021× expected copies of this card per product.
Per booster
≈1/435
Expected copies (rateTCG model)
Per box
0.021×
On a 9-pack product
Same rarity pool
200
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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