Some taxonomists, such as Benton, make Sauropsida and Synapsida as class-level taxa. The two groups cut up in the Carboniferous, from stem-group Amniotes . Reptile is the frequent name for one of many main teams of land vertebrates. It just isn’t used so much by biologists, who use extra accurate terms. In MKX, when Reptile performs his Acid Bath Fatality on opponents with claws, the claws will begin to clip by way of their fingers whereas the hand remains above the acid.