ocs recommendation

first oc I'm a man with a scare on my face and I have white armor on my arms legs and chest I also have a white helmet with a yellow visor next oc I'm a stone golem a bit taller than all of them and my stone is that covers my hole body is a bit sharp and is really hard next oc im a black robot with metal Medium arms and metal legs, and I have a blade on my back, and my head is metal and is also a rectangle but not that long and I'm holding a black suppressed pistol with red eyesight...