plasma freeze booster box B&W Storm and many more Plasma Freeze (TCG) - Bulbapedia,

Rayquaza ex (PROMO-A) is not available in Regular Packs

Given how heavily opened this set will be, for various reasons, you should be able to pick up a lot of them for pennies

Protect your cards like a Samurai would with Ultimate Guard's brand-new Katana Sleeves

That said, you'll still need to do a bit of searching to find all 300

The overall goal with this structure deck is to get big monsters on the field as quickly as possible to overwhelm your enemy with astronomical power, with the aim of using Fusion summoning to unleash the terrifying Five-Headed Dragon onto the field

Megabot is slow, as youll have to wait until your next turn to ready it