First place your card into a penny sleeve, then a binder or well-organised deck boxes so you can easily sort through what youll be selling
By the way, Im working on my first Cube
There are 25 in all - every starter Pokemon from each generation, plus Pikachu
Source: Magic: The Gathering Magic: The Gathering Arena Released September 27, 2018 ESRB T for Teen // Blood and Gore, Mild Fantasy Violence Developer(s) Wizards of the Coast, Wizards Digital Games Studios Publisher(s) Wizards of the Coast Franchise Magic: The Gathering Platform(s) PC, Android, iOS Genre(s) Digital Card Game
While this set has come about through digital licensing issues, rather than player demand, theres definitely been a strong reaction