You more than likely are going to play something else with it unless you're doing this on your very first turn, in which case youre getting a pretty good idea of what you're up against
Heal all damage from 2 of your Benched Pokemon
(And if youre an idiot like me, who doesnt read the piece of paper with READ THIS FIRST before thinking you know better and shuffling the cards, theyre also numbered so you can put them back in the correct order.) Once youve played that through once, you can go ahead and shuffle as much as you want, and then play the game proper
That covers cards with a declared value up to $1,500, with an estimated turnaround of 40 to 50 business days
(2022-10-07) If a player has fewer than seven cards in their main-game library, theyll lose the subgame as it begins, regardless of how many mulligans that player takes