The largest diamond in the world and the object of Madame Medusa's desire, it is said in the film that it has the ability to give power to its owner , a strength that is mirrored in Lorcana by granting players an extra lore for a damaged character
All told this is a great removal spell but it isn't as good as something like Incendiary Flow due to the lack of broader utility
You need to be a deck with lots of instants and sorceries to make this work, and that's a little frustrating in this set because most of the payoffs for this kind of thing look at noncreature spells more broadly
If you enjoy playing spells with kicker, might we suggest building a Hallar, the Firefletcher Commander deck
Call the summons for aid in battle, and they enter with a single lore counter, granting you an immediate effect
There are also a bunch of other designs for double-faced cards in the set, including sidequests, characters that transform into their summons (so they have saga creatures on their back face), and even a pair of characters that can meld together