This immense number was calculated by adding up every officially released card so far, excluding promos, booster toppers, and other ancillary cards
"I don't know if I could say I see significantly less [unopened boxes] of them than the Jungle, Fossil, or Rocket [sets], but in my experience, a 1st Edition Gym Challenge box is more difficult to find than a Jungle or a Rocket box." The prices for Gym Challenge 1st Edition boxes have also risen in recent months
I also love Treasure Nabber here as well, as you can just sacrifice whatever you steal with it
As with all card games, batches are released in sets and expansions
Have fun making all sorts of rule changes, like playing with Prize Points instead of Cards, turning off certain Win Conditions, and even a rule that allows any pokemon to evolve into any other pokemon
Quantum Riddler The triggered ability alone would've made a good size flier viable, but there's more