Indeed, Ariel has a new keyword to the Lorcana game: one that should bring added depth and strategy by allowing you to place cards under her in order to unlock additional advantages
100% it is possible, and it's possible to damage cards using any method if you are rough, but it is fully avoidable
While we dont know the exact pull rate for Enchanted Lorcana cards yet, some fans have already suggested that they may only appear in roughly one in 100 booster packs or so
Relentless Rats $2.50 Relentless Rats has been reprinted at uncommon in three different core sets as well as Fifth Dawn
which in itself is already an attraction and so much for a good part of this audience as previously mentioned
Lions Eye Diamond, a 4-of in a relevant Legacy deck, had trouble holding an ambitious new plateau, with the $80 card popping to $180 in the summer of 2016 before falling back to $120 or so since