Mewtwo is card #150 of 165 in 151 (2023), a Rare illustrated by Akira Egawa. At about $2.07 it is the #56 most valuable card in the set. In a 151 booster it turns up about once every 35 packs. It is one of 89 Mewtwo cards printed so far.
1999Base Set
2003Ruby & Sapphire
2006Holon Phantoms
2009Pokémon Rumble
2015BREAKthrough
2019Unified Minds
2023Crown Zenith
202630th Celebration

















An ungraded Mewtwo from 151 sells for about $2.07. A PSA 10 is worth more, roughly $7.24 by our estimate, and a PSA 9 around $4.14.
It is a Rare, and it shows up about once every 35 151 packs.
Akira Egawa drew the art for this card.
Yes, as a digital simulator. Holobrook lets you open 151 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.