Complex sentence: Elliott established a mystique as a larger than life personality, and his idiosyncrasies drew intense devotion and loyalty from his men, and acquired the nickname "Pompey" after the famous football player Fred "Pompey" Elliott, who played 209 games for Carlton and Melbourne.
Split into simpler sentences: Elliott established a mystique as a larger than life personality, and his idiosyncrasies drew intense devotion and loyalty from his men. He acquired the nickname "Pompey" after the famous football player Fred "Pompey" Elliott, who played 209 games for Carlton and Melbourne.