With this acquisition, The Pokmon Company International aims to further develop Millennium Print Groups capabilities, infrastructure, and scale to become a premier printer of trading cards, serving the broader industry, The Pokmon Company said in a press release
Of course the tail end of that marketing campaign would use a number of tactics to channel consumers into the next release wave of products, and position them to be where the consumer is excited to take part in the next cycle all over again)
They do let you split that cost over multiple turns (or delay the effect for tactical reasons), but waiting is also risky if the sub-spell is a sorcery or you cant afford to cast it in response to removal
How Many Lesson Cards Are There in MTG
Hellfire has a really badass art, but I don't have much to really say about it beyond that