new pokemon mega cards Pokémon TCG: Evolution-Perfect Order 3 Booster Packs & Chikorita Promo Card to ward off this growing threat Pokémon TCG's New Mega Evolution

Some only care about drafting

To make things even better, it included some crazy powerful cards for the time like Dragons Fire and Alladdin, Heroic Outlaw a card that was used in every Ruby deck back then (and is still strong in my opinion)

Untap denial Players untap fewer permanents. Things dont untap unless you pay. This is where games can stall if the Stax pilot doesnt have a clean way to close

Chaos Wand (a quarter to $2) This doesnt have as much EDHREC play at just under 10,000 decks, but theres not a lot of foils from Magic 2019 out there either

Some cards like Flash were banned specifically because of their effects in cEDH, although most of the cards are banned because of their effects on the format in general

As you can tell from the Twitter post (assuming that you can read Japanese), this is meant as an incentive for Japanese audiences, so no point chasing after these in your English Collector Booster boxes