Besides the Dragon-types, the Steel-type has some of the fewest number of cards in Pokemon TCG Pocket
Pouring one out for my old friend's mono red chaos deck that ran 4 Warp World and 4 Thieves Auction - you were an evil person, Dave
Players didn't have to remember which state the creature was in, simply whether or not the creature had transformed
They are common to both players, but if a player already uses one of the zones, they cannot use the other unless a Link Arrow points to it
If they cost more than $20, sandwich the top loaders or team bags between two pieces of cardboard and secure them with painter's tape or rubber bands
I catch myself making less than five changes in a precon nowadays where a few years ago Id more easily make 10 to 15 cuts because there was less synergy to be found in the boxed experience to begin with