Noun
someone with two personalities - one good and one evil
Source: WordNetJekyll-and-Hyde
Initially, Bernard comes across as a superfluous obstacle for Dolores, until a development with his identity teases an internal Jekyll and Hyde tug-of-war. Source: Internet
“It was like Jekyll and Hyde. Source: Internet
This Jekyll and Hyde arrangement is really something to behold. Source: Internet
Blood clotting is the "Jekyll and Hyde" of biological processes. Source: Internet
I was not familiar with the music of "Jekyll and Hyde" and had no idea what a treat we were in for. Source: Internet
There's definitely some Jekyll and Hyde going on there. Source: Internet