One of his most memorable traits is the fact that he's obsessed with picking up a gun and will show anger at anyone for touching it. It has been shown that, whenever he actually picks up the gun, he uses it to recklessly kill others around him. Carl's relationship with the player is completely inconsistent, in some endings Carl is aggressive and is even willing to kill them, while in others Carl is neutral or sometimes even friendly towards the player, even considering them a friend.