Board Thread:Support Requests - Getting Technical/@comment-27987867-20150329153218/@comment-25428589-20150329182531

I don't know much about the abusefilter, so I'm just guessing based on how it's done on my wiki.

You could try this: (action == "edit") & (article_namespace == 6) & !(article_text rlike "[/{/{ /}/}]")

That's assuming your regex is correct.