If you haven't drawn the conclusion that fortniters are mentally ill and we should ignore/ostracize them, it's probably because they ate all the crayons you were trying to draw with.
Group of people which someone may call wrong about everything, for example someone love Xbox but the person hears that more people prefer PlayStation, that person would call the PlayStation fans Fortniters.
Yo dude, so i was at my friends house yesterday and we played fortnite and it turns out he had fortniteism. When we got second in duos he raged and threw his ps4 controllerout the window