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About the artwork
Greninja V-UNION is depicted in a dynamic, action-packed pose, surrounded by swirling blue water and energy. Its long, dark blue limbs and tongue are prominent as it unleashes a powerful attack, with sparkling effects indicating the force of its movement. The background features hints of a natural, possibly rocky or earthy environment, blurred by the intensity of the water effects.
Generated by AI vision — may contain mistakes.
Greninja V-UNION
SWSH Black Star Promos · #SWSH158
$7.79latest TCGplayer median
Buy or sell
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Price history (TCGplayer median, ~180 days)
PSA population (pop report, as of 2026-08-02)
Total graded
139
PSA 10s
92
PSA 9s
39
Gem rate
66.2%
Gem rate = share of all graded copies earning PSA 10. SWSH Black Star Promos gem rates → · all sets →
About Greninja V-UNION #SWSH158's market value
Greninja V-UNION #SWSH158 (Holofoil, Promo) from SWSH Black Star Promos (2019) has a market price of $7.79 raw as of September 20, 2026, the TCGplayer market price for this exact printing. For context, the median SWSH Black Star Promos card is $3.44; this one ranks #80 of 304 priced printings. Over the last 30 days the price has eased (−7.6%), −3.7% in the last week, +15.8% over 90 days, +65.0% over 180 days. Its 180-day range is $4.49 to $8.43.
Graded copies of Greninja V-UNION sell for more than raw. A PSA 10 has a recent sale median of $84.00, about 11× the raw price (2 recent sales) — thin data, treat as indicative. Graded medians come from recent eBay sold listings and refresh daily.