The front of the cards, featuring a Holographic Blastoise, are identical, but they each sport a unique backing
This foil Karn was only given out to Top 32 players at the Pro Tour
Yes, I know helping one of your opponents draw cards isnt everyones cup of tea, but when you can make a deal with another player, the first chapter becomes all upside
You can view all your cards at the same time, so you can get strategic with which Pokmon you want to play. Sean: You need to have a shuffled deck, a table large enough for both players to play their cards, and a hand of six cards (like the number of Pokmon you can have in your party!). Both James and Sean got some elements right, but the correct answer is a little more involved
Singleton deck building As explained above, you can only have one of each card type in your deck, except for basic lands