There have been two publishers of the Pokmon TCGWizards of the Coast (WOTC) and The Pokmon Company (TPC)
And unfortunately, Rush characters are fairly prevalent in the meta, especially Maui - Hero to All
Mega Evolutions Continue Their Reign of Terror in the Pokmon TCG It's unclear exactly when Pokmon Winds & Waves will be released, as the current release window is only 2027, which could well mean the end of next year
These are extremely tough and powerful variants of certain 'mons that get a huge hit points boost over their non-mega equivalent, plus game changing abilities and devastating attacks - but pay for it by giving up three prize cards if your opponent can knock one out
The third player (if there is one) receives 4 additional health points
Shoto already uses Muchomon, so I don't think they'd have a second character use Muchomon too