Kidomaru is one of the members of the sound four and has four extra arms, a third eye, and the ability to create webs using a special liquid made by infusing body fluid with chakra. this webbing is incredibly strong, as it's comparable to steel. additionally, he can produce a golden webbing called spider sticky gold that hardens upon contact with oxygen, giving it a metal-like quality. the solid nature of this webbing allows kidomaru to shape it into armor or weapons for use in battle.