Mewtwo & Mew-GX #SM191

Collector-focused market read: Short-term movement is stable (0.0% over 7 days), with price action clustered near recent averages. With a 20% 90-day spread ($219.05-$270.39), this card currently tracks as low-volatility.

Versus the 30-day average ($237.09), the card is trading 8.4% higher. Top-grade copies show substantial separation from raw: PSA 10 is pricing +255% above the current raw benchmark.

PSA 9 is currently around $302.44, while PSA 10 is $912.59.

Current market pricing for Mewtwo & Mew-GX (SM Black Star Promos) sits near $257.06. Price action is stable over 7 days, moving only 0.0%.

It now sits 8.4% above its 30-day average of $237.09. In the past 90 days, observed prices ranged from $219.05 to $270.39 (20% spread), a low-volatility profile.

The listed rarity for this print is Promo.

Mewtwo & Mew-GX appears in SM Black Star Promos, released in 2017. Its card type is Pokémon.

The rarity label is Promo. Printed HP is 270.

Energy typing is Psychic. This print is categorized under the Basic, TAG TEAM, and GX subtype.

Card rules text: TAG TEAM rule: When your TAG TEAM is Knocked Out, your opponent takes 3 Prize cards. Printed ability include "Perfection".

SM Black Star Promos was released in 2017. It belongs to the Sun & Moon series.

The checklist contains 250 cards, placing it in a large expansion range. As of 2026, the set is 9 years old and now falls into an established back-catalog period.

In the SM Black Star Promos checklist, Mewtwo & Mew-GX occupies position #SM191 as a Promo card.

Other Mewtwo printings create a useful comparison set for Mewtwo & Mew-GX. This comparison sample includes 3 alternatives across 1 set.

In this sample, pricing ranges between $91.82 and $373.82 (307% total span). Relative to the alternative average ($198.97), this card is +29%.

Notable alternatives include Mewtwo & Mew-GX #71 (Unified Minds) at $91.82, Mewtwo & Mew-GX #222 (Unified Minds) at $131.28, and Mewtwo & Mew-GX #242 (Unified Minds) at $373.82.