Regardless of which of the mind controls the body, while minds are two it is possible to switch between a human appearance Ikimono and an animalistic, but as soon as one of the minds loses, the true shape of the winner is revealed, in the case of Masa d. Kaito who was the first to be released from another mind, he went from blonde to black hair and dark blue eyes to clear blue He was taller and physically he's more muscular.