A level 5 fighter in full gear can fight and beat a dozen trained soldiers at point blank range.
Battlemaster, duelist, 18 str 14 con, plate, shield, PAM. 20 AC, +6 to hit, 2d6+1d4+18 (27.5) dpr plus maneuvers, 44 hp+10.5 second wind.
Against guards, 16 AC 11 hp 5.5 dpr at +3 to hit.
Guard...