2.25 x 3.5 card sleeves Ultra PRO 25 Count Toploaders & Combo with Box 15216 quality polypropylene 40 Pack 320 Pockets 2.5x3.5”

Anyway

And just as Gen 2 introduced baby Pokmon to the series, Wisdom of Sea and Sky will include Pichu and Cleffa cards

beyond being holographic, itll look pretty much the same as a Common or Uncommon card though the cards Pokemon or Trainer card abilities are likely to be pretty useful in-game

How One of The World's Greatest Watch Collections Was Assembled HYPEBEAST talks to the owner of the OAK Collection, currently on display at Londons Design Museum

This meant they built a lot of interest in the product before it had even launched, and they did this by talking about the upcoming TCG in prior issues of the CoroCoro magazine (and likely elsewhere)