Last month, Sunday Times columnist Rod Liddle came under fire for an article titled, Chip in and we’ll help Choudary on his way to Paradise—a commentary on British radical Islamist preacher Anjem Choudary that reads more like an Islamophobic rant than a column in a reputable newspaper.

There are many trolls out there on the internet, from a Hater Troll to a Holy Cause Troll, all with their own unique characteristics. Here is a line-up of all the prominent troll types and most importantly, how to fight them.