Specialized Extracurricular Execution Squad
We are living our lives... Abound with so much information... Come on, let go of the remote,
That doesn't look painted. More like just a production variance in the plastic. There is probably nothing you can do, other then paint them all to match.
I concur. However, if it were painted, I've used the following product to remove paint from minis before. Not sure if it's available outside of the U.S. though.