Kal is a sapient, Doberman pincher, Rottweiler hybrid Kryptonian dog whose external appearance is virtually identical to an Earth dog. He is a Rotterman is a cross between a Rottweiler and a Doberman Pinscher. It's a large and powerful breed. He has an athletic, sleek, muscular build, short fur that ranges in color from shades of brown to black, and a pair of deep, intelligent eyes that reflect his Kryptonian heritage.