It was produced by Wizards of the Coast as a prototype card during negotiations with Nintendo to secure the English TCG license
The Fan Who Wants to Be on a Card Plenty of Yugioh fans want to turn themselves into a card their own face, their own character build, their own monster concept
When prepared, the creature may cast their spell for the associated cost and at the designated speed, but it'll have to become prepared again to keep doing it
The game checks through a list of these rules any time a player is about to get priority, and uses state-based actions to move cards around and otherwise ensure those rules are enforced correctly
The scalper situation is going to happen whenever there's an in-demand product, and it's not very fair on real trainers who just want to collect and play Pokmon for the love of the hobby
But you cant choose a card that potentially can be cast later