AAARRRAAHHH!!! i just found out something...The rubbing areas!! they chip away the paint !!

m-bot before u do anything else bro...start sanding down all the rubbing areas , i've to start sanding them down now and repainting him

...
The main area are the tail rubbing in the inside of the leg ....
the two dot on the feet...
and the thighs , i putty to much on the inside !...
and also the claw the one that has two ..the stick in the middle that joins them , there a bump there that you should sand down... it rub against the main arm..
just the pain of repainting!!