Pin Gremlin
An internet user who is willing to fight in the comments of a YouTube video to prove that they were, in fact, the first to comment on it, demanding to be "pinned".
Person 1: "First! Pin me!"
Person 2: "No, I was first!"
Person 3: "Alright, we all know damn well neither of you were first, now shut up, you pin gremlins."
Person 2: "No, I was first!"
Person 3: "Alright, we all know damn well neither of you were first, now shut up, you pin gremlins."