 The series further shows that despite his large overweight appearance, he does display some technical knowhow as he was able to replicate and mass produce Baymax's skeleton after having him for a limited amount of time.He is nevertheless defeated by Hiro once again along with his friends.Yama is also shown to not be very good at working with or controlling others such as in "Food Fight" he was easily outsmarted by Momakase who paralyzed and stole back a device she initially stole for him.