Nix loves to party and feel adrenaline. He doesn't really care if it's dangerous, he just loves intensity and adrenaline. He's mostly flashy and and preppy when calm, and even dyed his hair blue as a symbol of narcissism. It is assumed he fears riots and chaos, as he commits suicide in Riot despite Stan's efforts to calm him.
Stan: Nix and Stan seem to have a okay friendship when they do interact. Nix doesn't interact with Stan too much, but does care about him.
Kyle: Nix and Kyle are hardly seen interacting, but it is assumed they are good friends, as Nix planned Kyle's Birthday Party in Kyle's Birthday Short, and gave him headphones as a present.
Scary Campfire Stories
Kyle's Birthday Short (Starring)
Lunch Fight Short