The times she comes down and soaks up some removal will be disappointing, but she will more than make up for it those times your opponent can't deal with her immediately and she pops off
Imagine showcasing a Commander deck where every card from Clouds Limit Break to Terras summons is in foil
You put that card on the bottom of your library and return the other to the battlefield tapped
Triggered abilities use the word "when," "whenever," or "at." They're often written as "[Trigger condition], [effect]." Some keywords (such as prowess) are triggered abilities and will use "when," "whenever," or "at" in their reminder text
Cinderella really is one of the most bankable characters for Lorcana, with her Enchanted prints frequently showing up at the top of most valuable Lorcana cards
That being said, those are issues that would probably plague any brand new trading card game, and the positives of The First Chapter far outweighed its negatives