mini pokemon 1st edition booster box THE ULTIMATE COMPLETE COLLECTION FACTORY SEALED Opening MINI Base Set Booster

Collect actual gym badges in the next Pokmon TCG expansion, Champions Path Pin-sir movement

So as far as strategy goes I would try and use Brutal Edge as often as possible since in two moves it can do 150 damage which will knock out pretty much all Pokemon

Play booster boxes after Aetherdrift have 30 play boosters, but before DFT, packs per box can vary from 24-36

It's even possible to make powerful archetypes like Mono-Black Control and Boros Beatdown without using any rare cards at all

Consider using Item or Pokemon cards in your deck instead if they can perform a similar role to the Supporter cards you want to use