This is the pilot inside of the model mech 2,this model uses parts of various kamen riders,kaijins and marvel characters.
This model uses parts of the model : Doctor Doom by happytreefriendy.
Here is the link of the model : https://free3d.com/3d-model/doctor-doom-20894.html
This model is free to use as long as you give credit for the model.
Note:The gloss,metallic and emission effect were made with sketchfab,the model itself does not have it.