In S2, Regina was very broken. She’d just had her curse broken and everything she’d worked years for destroyed. She also had something besides her revenge to care for–her son–which Cora used as a weakness as usual.
In the year(years) after Daniel’s death, all she had to live for was revenge.
[adrotate group="5"]
Keeper of Belle's Gold magic, sand dollar, cloaks, purple FTL outfit, spell scroll, library key, copy of Romeo and Juliet, and cry-muffling pillow, Rumple's doll, overcoat, and strength, and The Timeline. My spreadsheet: https://drive.google.com/file/d/0B6r8CySCCWd9R0RUNm4xR3RhMEU/view?usp=sharing