Mewtwo-EX is card #54 of 113 in Legendary Treasures (2013), a Rare Holo EX illustrated by Shizurow. At about $16.06 it is the #34 most valuable card in the set. In a Legendary Treasures booster it turns up about once every 145 packs. It is one of 89 Mewtwo cards printed so far.
1999Base Set
2003Ruby & Sapphire
2006Holon Phantoms
2009Pokémon Rumble
2013Legendary Treasures
2015BREAKthrough
2019Unified Minds
2023Crown Zenith

















See the full Legendary Treasures card list
An ungraded Mewtwo-EX from Legendary Treasures sells for about $16.06. A PSA 10 is worth more, roughly $128 by our estimate, and a PSA 9 around $44.97.
It is a Rare Holo EX, and it shows up about once every 145 Legendary Treasures packs.
Shizurow drew the art for this card.
Yes, as a digital simulator. Holobrook lets you open Legendary Treasures booster packs in your browser with the set's real pull rates and keep what you pull in a digital binder. No real cards, nothing to buy.