Mewtwo ex is card #157 of 128 in 30th Celebration (2026), a Futuristic Rare illustrated by Yoshirotten. In a 30th Celebration booster it turns up about once every 333 packs. It is one of 89 Mewtwo cards printed so far.
14 copies have been graded by players in Holobrook's grading game, and 1 came back a Gem Mint 10.
POP 1 slabs (the first 10 of this card from each company): PSA by a collector on Oct 15, 2026. Still open: BGS, CGC. See the Mint
1999Base Set
2003Ruby & Sapphire
2006Holon Phantoms
2009Pokémon Rumble
2015BREAKthrough
2019Unified Minds
2023Crown Zenith
202630th Celebration

















See the full 30th Celebration card list
It is a Futuristic Rare, and it shows up about once every 333 30th Celebration packs.
Yoshirotten drew the art for this card.
Yes, as a digital simulator. Holobrook lets you open 30th Celebration 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.