It tells you how to set up the board (a nice thick game board that mirrors the function of a labeled playmat) and tells you only what you need to know to play your first ever game of Lorcana
When paired with cards like Moana, Of Motunui, you can challenge opposing characters in waves and reduce how much damage you take overall, though you may need several in play to eliminate stronger opponents
Experiment by removing cards from the deck and adding in new ones from outside the original deck list
As the game progresses, you end up having to fight her during a boss fight, and you can even recruit her as a summon during the postgame
It has items, locations, Reckless challengers, Huey-Dewey-Lewey combos, and a couple of Rise of the Floodborn cards that weren't playable back then and still aren't playable now