Except the lightsaber thing. How could Luke give the lightsaber to little Rey when he didn't even have the lightsaber at that time? HE LOST IT AT CLOUD CITY. Oh and I think Rey would make a better Kanobi
Kylo are and Rey as cousins theory Theory accepted.---Although I believe in the Rey-is-a-Kenobi theory, if she's not, than that's the best explanation. <-- I'm hoping she's a Skywalker, but Kenobi works too.
‘Star Wars 9’ Director Promises a Satisfying Answer to All Rey Theories -- ‘Star Wars: Episode IX’ director Colin Trevorrow reveals that he takes this story very seriously, and fans will be satisfied with Rey's journey. -- http://movieweb.com/star-wars-9-director-answer-rey-theories/