You can however apparently broadly insult people. Its like saying "People who roll on pvp servers only do so because they like having mechanical support for griefing" This is of course not true, and neither is your cowardly Godmoder concept.
Its simple Most people don't like to Deal with Pvp. No iffs ands or buts, its the truth Pvp is a minority, you can come up with all manner of deragatory term that only terms you want for the majority(and thus turn them away from pvping)