Greninja V-UNION #SWSH155

Pricing context for collectors: Weekly drift is minimal (0.0%), indicating a relatively balanced short-term market. Observed 90-day bounds of $3.19 and $3.70 create a 14% band, matching a low-volatility profile.

Current value is 3.2% above its 30-day reference ($3.59). Graded context points to a substantial premium curve, with PSA 10 at +2441% above raw pricing.

PSA 10 is currently around $94.00.

Greninja V-UNION from SWSH Black Star Promos is currently trading around $3.70. Week-over-week change is limited (0.0%), indicating short-term stability.

Current value is elevated versus the 30-day mean ($3.59), by 3.2%. In the past 90 days, observed prices ranged from $3.19 to $3.70 (14% spread), a low-volatility profile.

This version is categorized as Promo.

Greninja V-UNION appears in SWSH Black Star Promos, released in 2019. Its card type is Pokémon.

The rarity label is Promo. Printed HP is 300.

Energy typing is Water. This print is categorized under the V-UNION subtype.

Printed card effect: How to play a Pokémon V-UNION: Once per game during your turn, combine 4 different Greninja V-UNION from your discard pile and put them onto your Bench. V-UNION rule: When your Pokémon V-UNION is Knocked Out, your opponent takes 3 Prize cards.

SWSH Black Star Promos entered circulation in 2019. It belongs to the Sword & Shield series.

With 304 listed cards, this is a very large set by modern TCG standards. As of 2026, the set is 7 years old and now falls into an established back-catalog period.

Within this set, Greninja V-UNION is card number SWSH155 with a Promo designation.

Greninja V-UNION sits within a broader pool of Greninja variants that can be compared by set, rarity, and price. This comparison sample includes 3 alternatives across 1 set.

Comparable prices currently cover $4.12-$5.21, a 26% band. Against the sample mean of $4.58, this card is -19%.

Notable alternatives include Greninja V-UNION #SWSH158 (SWSH Black Star Promos) at $4.42, Greninja V-UNION #SWSH157 (SWSH Black Star Promos) at $5.21, and Greninja V-UNION #SWSH156 (SWSH Black Star Promos) at $4.12.