Notably nimble, his fame for jumping over the sómmer solstice flame without extinguishing it earned him the attention of Knight Commander Theodore (Huntsman) who later nominated Jack as his successor to the title Knight Commander.

The protégé of the Huntsman, Jack was elevated from the life of a street urchin to that of knighthood. He's diligent in his duties and looks up to the Huntsman as the father figure he never had.