Your opponent ends up with more cards in hand than you, but you have likely destroyed their game plan, and you have a reasonable threat on board that they may not be able to answer for several turns
This means that you can use it to beat everything from Armageddon to Hour of Revelation
While Professors Researchs effect can be destructive to hands with key cards, its ability to draw 7 cards is unmatched in the Standard format
Any further updates provided by Shueisha will be reflected on this product page
Its not a great loss to not have a coin, as most Pokemon fans, unless theyre very new to the game, will have a number of coins laying around (and not likely to be used in games for the most part!)
As of 2022, only one copy had ever appeared on the market, selling for a massive $136,000