A Clash of Kings - A Mount and Blade: Warband Modification Wiki

Gregor Clegane is a vassal of the Westerlands, He is the only lord who can die because of the player, Killing him can prove to be useful since you have one less lord to fight against. Killing him requires the player to capture him and speak to him in the prisoners menu, The player will have a option to execute him for false knighthood.(?)