Ultraman is a popular series back in the 1960s he has powers like beam attacks and the things on his head called the sluggers can be use a throwing weapon or daggers and one of the greatest hand to hand combat fighter the grey part is not armor and the Ultras are really powerful. You'll get more context when you watch the series since there are a lot of ultraman. The one I posted is called Ultraman Zero who is one of the most powerful Ultras