Here he is during the weight in for UFC 229 : Here is during the weight in for UFC 246 : And here he is during UFC 229 face off ( after rehydration ) : In my opinion there's no real evolution, conor doesn't have the body of a WW. This is a LW fight without weight cutting. All these WW talks are wolf tickets. Again this is just the upper body, maybe he gained more mass in the legs ? What do you think ?