Team Rocket's Mewtwo ex is card #281 of 217 in Ascended Heroes (2026), a Special Illustration Rare illustrated by Mitsuhiro Arita. In an Ascended Heroes booster it turns up about once every 1,440 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

















See the full Ascended Heroes card list
It is a Special Illustration Rare, and it shows up about once every 1,440 Ascended Heroes packs.
Mitsuhiro Arita drew the art for this card.
Yes, as a digital simulator. Holobrook lets you open Ascended Heroes 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.