First Aid (G1)

First Aid is an Autobot medical doctor after Ratchet passed away and is the member of the emergency Autobots called Protectobots. He transforms into a Toyota Hiace ambulance and forms the left arm of Defensor. First Aid is devoted to helping and saving humans and Autobots ' life. He hates to see any machine, whether living or non-living, suffer even the slightest.