So naturally, they need to study the calamity beasts for any weaknesses
Now there may be times when the grabbing of lands is prohibitive, and winds up handing the game to your foe as they blow you out with a giant Secure the Wastes or cycled Decree of Justice that makes 17 dorks off the 9 new lands you gave them as they ran a deck that went wide with tokens
Most of the time, the cheapest card prices will be from Spain or Italy (as they are in this case), which of course is fine if you're from those countries, but might mean that if you'll mail-order them, you'll have to pay more shipping or even toll costs than is reflected in the price numbers here
Pull rate from Regular Packs: 0.32% The estimated pull rate for Mega Charizard X ex (Mega Shine) from a Regular Pack is approximately 0.32%, meaning you might need to open around 313 Regular Packs to obtain it
I know other builds will run these, I just did not think they fit this particular build