He is Samson's white Airedale Terrier, 12 inches (30 cm) in height and 25 pounds (11 kg) in weight.. After transformation, Goliath becomes a huge lion, increasing in height to 5 ft 6 in (1.68 m), and his weight increases to 800 pounds (360 kg). His eyes's color turns to piercing green and his hair turns tan, with a dark brown mane and a dark brown tuft of fur on his tail.