I dont have the full story as this came to me on another forum from somebody who, themselves, had seen it on a Japanese collecting page
For example, if you cast a spell that lets you search your library and find a creature card, you can find Beanstalk Giant
If you cast Overture, it goes on the stack as you'd expect of a sorcery spell
While tempo decks do want to play on the front foot and be the one swinging sideways, it is also important to be able to play defensively when youre behind
This felt like a good round number of creature spells in a deck that is trying to focus on noncreature spells, and it trimmed the number of decks in the data from over 9000 decks to 1991 decks
As a result, evaluating them has to do with whether they are worth the full cost, and this one just might be