They start in the Command Zone and would change the way decks are built for the format
In this case, there are the four Turtles, Splinter, and one other potential Commander with Partner thats yet to be officially revealed (though it seems like its almost certainly a version of April ONeill), each with a single color
For people like this, having the rarest Pokemon cards in the world would be an insurance policy for them no matter what happens to the rest of their collection, its unlikely the value of a Charizard I or Illustrator Pikachu is going to drop any time soon
2023 Pokemon - Scarlet &
I may remove it because it prevents me from equipping
None of that is very compelling, but this card has anchored a Modern deck that wanted to pair it with Crucible of Worlds to recur Ghost Quarter