Stone is character that appears in For Honor's Singleplayer Campaign.
A master conqueror and former member of the Iron Legion, Stone's castle was under siege from the Vikings. Apollyon ordered The Warden to assist. Despite initially being shocked and disappointed by the quality of the assistance given to him, he accepts it nonetheless and they succeed in repelling the Vikings. This act earns his loyalty and he joins the Blackstone Legion.
Stone is not above insulting his enemies and is often making snide remarks about his opponents.