Blind Hermit

Sorry :/ i'm new to forums and yeah, please Critique me. Here are the references I'm a long time blender User only recently moving into more professional software and am trying to achieve professional looking results. I am pulling reference models from different sources as practice and would very much appreciate critiques on the quality of the model next to the reference

Hey I'm new to 3D coat and i'm looking for critiques to help me improve I sculpted these three models from character model sheets found on the net to help improve my abilities. the robot spy was referenced from miycko@yahoo.com The two anime models are refferenced from Charochai.com