Question 1

What is the current market value of Mewtwo-EX #158?

Accepted Answer

For Mewtwo-EX in BREAKthrough, the current reference price is $69.43. Its 7-day movement is largely flat at +1.2%. Against its 30-day baseline of $66.08, this card is pricing 5.1% higher. The 90-day window shows a floor near $64.23 and a peak around $69.43 (7% total spread), which maps to low-volatility movement. The listed rarity for this print is Rare Ultra.

Question 2

Is Mewtwo-EX #158 a good investment or collectible?

Accepted Answer

Market structure summary: Short-term movement is stable (+1.2% over 7 days), with price action clustered near recent averages. The 90-day range spans $64.23 to $69.43 (7% spread), which indicates low-volatility behavior. Current value is 5.1% above its 30-day reference ($66.08). Condition sensitivity is substantial: PSA 10 carries a +2633% premium over raw value. PSA 9 is currently around $278.09, while PSA 10 is $1897.18.

Question 3

What is Mewtwo-EX #158 and what makes it special?

Accepted Answer

Mewtwo-EX is a BREAKthrough card from the 2015 release window. Its card type is Pokémon. The rarity label is Rare Ultra. Printed HP is 170. Energy typing is Psychic. It carries a Basic and EX subtype designation. The card text reads: Pokémon-EX rule: When a Pokémon-EX has been Knocked Out, your opponent takes 2 Prize cards. Notable move text references "Shatter Shot" and "Damage Change". It is weak to Psychic type energy. Retreat cost is 2 energy. This rarity tier generally sits in premium chase segments relative to base rarities.

Question 4

What are the alternative Mewtwo-EX cards available?

Accepted Answer

A wider Mewtwo-EX checklist helps contextualize this specific Mewtwo-EX print. Comparable entries in this snapshot: 6 cards, 4 distinct sets. Observed alternatives run from $9.45 to $171.60 (1716% spread). The current card sits +6% versus the sampled alternative average of $65.28. Notable alternatives include Mewtwo-EX #BW45 (BW Black Star Promos) at $18.90, Mewtwo-EX #164 (BREAKthrough) at $171.60, Mewtwo-EX #163 (BREAKthrough) at $165.37, and Mewtwo-EX #62 (BREAKthrough) at $9.45.

Question 5

What set is Mewtwo-EX #158 from, and when was it released?

Accepted Answer

BREAKthrough was released in 2015. Series classification for this set is XY. Set size is 165 cards, which categorizes BREAKthrough as mid-size. As of 2026, the set is 11 years old and now falls into an established back-catalog period. Mewtwo-EX (#158) is one of the Rare Ultra prints in this expansion.

Mewtwo-EX #158

Price history

All Mewtwo-EX cards

Card details

Attacks