You can't really open Ironscale Hydra in a normal booster pack, but one can find it only in Theme Boosters and Collector Boosters
This draft format is optimized for eight players drafting and then splitting into two games of four players, but there's no wrong way to play
The final Pokemon for this deck is Dhelmise
Inside, youll find all of the instructions you need to play, 21 Evidence cards, 4 Hidden Info screens to conceal your workings, one evidence notepad with plenty of sheets for multiple playthroughs, one case file envelope, and some booster packs
But why is it so rare
These universal measurements make it easy to protect, organize, and display your collection using compatible accessories designed for standard trading cards