Ok, shows us your theology then, where is your research paper lad? Who are you to tell they are following it properly? There isn't a definition of Muslim other than believing in Allah. You could even not read the Quran and just think you will go to heaven if you believe in Allah. You can't assume anything else. That's why there are different sects, denominations etc
Whoever fights monsters should see to it that in the process he does not become a monster. And if you gaze long enough into an abyss, the abyss will gaze back into you