One way to abuse the base 1/1 Frog aspect of Croaking Counterpart is +1/+1 counters, and these deliver
End the turn effects will skip over the trigger that causes you to sacrifice or exile your token, effectively allowing you to keep it for good
Reportedly manufactured as gifts for anybody who attended his birthday party in 2017, less than 60 although the exact number is unknown exist
If you've got no tokens or gold left, and you're going from scratch, a single card is going to cost you roughly $70, or a few measly dollars less if there's a gold sale on
Condition Note: New and sealed, but journeys from Japan may leave minor marks on the outer box
Additionally, when it comes time to sell your products, finding a box that fits a booster box is much easier than for some other products