In theory, if you played all four Pinocchio, Talkative Puppet and all four Pinocchio, Star Attraction cards before you play your Jiminy Cricket cards, you could get a maximum of 32 extra cards in your hand before the end of the game
Special Guest printings havent affected prices too much in the past, and only showing up in one in every 64 Play boosters, youre not going to see a lot of these
[P] Force Regeneration Put a Basic Pokemon V from your opponent's discard pile onto their Bench
If you go with Wizards' official rulings then you have a limit of six players per table, which is pretty reasonable
To combat this, many of them have some sort of downside Animate Dead gave the monster -1/0, Exhume allowed both players to reanimate a target in their graveyards, Stitch Together required payment of life but the downside was never really enough to deal with pulling things like Griselbrand, Elesh Norn, Grand Cenobite, Sun Titan, and the like out of a graveyard for free
For boxes that are not full of cards, I use Monster Pads, which act like bookends to keep the cards still and upright