Despite their humanoid shape, Machop are close to reptiles. They appear in mountains and caves to regulate their body temperature, with the strongest Machop venturing outside at night to keep cool during their workout.

The fins on Machoke’s head and the ridges on its arms dissipate heat, letting their muscles flex even harder. The social rank of a Machoke in an area is revealed by how elaborate its belt is.

Machamp travel over treacherous terrain by flipping over and walking on their four hands. Their lips have many blood vessels to regulate heat through breathing, so beware a Machamp that looks like it’s winded — it’s only getting started.