Over the last few days, Pokmon card players have reported that Sun & Moons booster boxes are mapped. Its an age-old tradition describing how publishers package cards in a specific order, which is discernible and exploitable by players
However, Nintendo did not want the hassle of having to develop a distribution system from the ground up, i.e
Nice cycle for the game-winning fun times to commence
All said, I'm happy with it as a combat-centric mechanic that rewards some novel play
Mechanics that were deemed way too powerful, unfun, broken, or simply too similar to already existing ones
In Legacy, there are even more three drop options like Uro, Titan of Natures Wrath that are capable of taking over a game on their own