I found this video to be of merit when talking about the supposedly ‘Mary Sue’ / overpowered / SuperRey claims about Rey (amongst other criticism of characters) in The Force Awakens…
https://www.youtube.com/watch?v=4iqN68PejEc
(^ It is a ‘response video’ to someone claiming the usual ‘Ray is a Mary Sue’ opinion - along with that TFA was anti-male and anti-family. Some interesting and well made points in there from Shaun 😃)