Peace upon those who follow guidance is
Can you add a rule to prevent non-decent profile picture....etc
i think this will be better
This is already covered in the the posting guideline.
Maintaining forum decorum also means that certain behaviors, such as trolling, thread crapping, and being openly critical of our staff and policies, have no place on our site. The same applies to content that is unacceptable such as politics, religion, racial discussion, pornography, spamming, and so forth.