Having the opportunity to hold up mana and use it on countermagic or card draw as you see fit majorly enhances what the deck is capable of doing
Place the bundles into a strong box, ideally a flat-rate shipping box
With the help of Palkia VSTAR, you can accelerate energies, and then theres Melony and Glaciated World to make sure this deck slaps energies on the field super easily
In the Sun & Moon series, Ash is only required to defeat one Pokmon per island in order to face the Kahuna, so that he doesn't receive Z-Crystals he can't use (he receives a Fightinium Z from Hala, but Tapu Koko swaps it out for the Electrium Z since none of his current team know any Fighting type moves, and Lana is the one to take the Water Trial due to Ash having no Water types)
Packaging doubles as a collectible card case, offering an economical, accessible, and portable storage solution