Coming from Frank Castle, the real name of Marvel's The Punisher, who famously kills criminals without mercy. A Castle complex is when you get mad at injustice, and wish to kill everyone who commits certain crimes. Despite the fact you know you never could, you feel enraged enough to feel you would be able to, and want to.
Person one: "Did you see that documentary about human trafficking?"
Person two: "No, I can't watch anything like that, it would flare up my Castle complex."
Person two: "No, I can't watch anything like that, it would flare up my Castle complex."
by C.J. Forbes February 26, 2019