What other subs? Show me some examples.
Here's some specific ones from FPH.
Thread 1: An open letter to all the fat fats who may be lurking here...
Thread 2: Drama in /r/progresspics when OP's pictures get crossposted to /r/fatpeoplehate.
Thread 6: This is a thread where a FPH user celebrates his co-worker's death
7: /r/fitshionvsfatshion: an entire sub created by the FPH mods and dedicated to bullying how fat people dress and showing how it "should be done"
Thread 8: Here's a post where a FPH user posts a dead woman's photos to mock them
9: Here's a sub they made to make fun of fat people at weddings
10: Two users met over GTAV, one of them was fat! This led to /r/FPH brigading the sub.
Thread 11: FPH brigades /r/suicidewatch and encourages a suicidal redditor to kill himself.