Mirrors have always been closely associated with Regina, even before her debut as a character in Once through her Disney counterpart. But just because she's now apart from that part of herself doesn't mean that the mirrors are any less symbolic. That said I won't be talking much of her relationship with the magic mirror (aka Sidney) as my goal here is to address the symbolism of the mirrors.
Mirrors as Symbolism
The mirror thing started pretty early with Regina.
Back in season 1 Regina was probaby the character most seen in front of the mirror. And quite a number of times she would be holding...