It's safe to say that not everyone competing in MMA is at home in their weight class. Dudes have gone up or down in weight and become worldbeaters far too often to believe otherwise.
Names like Tim Boetsch, TJ Grant, Anthony Johnson and Demtrious Johnson have all switched classes and enjoyed varying levels of success after a weight reinvention, and they're not the only ones who have.
Nor are they the only ones who should have.
Here are six guys on the roster right now who should be considering a move.