Gordon Freeman from the Half Life series
Kane from the Command and Conquer series
Solid Snake from the Metal Gear Solid series
Tommy Vercetti (hawiiaan shirt), Claud Speed (black dark hair on left), Niki Ballec (top), Vic Vance from vice city stories (pastel blue shirt bottom left), Tony Caprianii from liberty city stories (black suit with city merged into it) and Carl Johnson from San Andreas
Raziel from the Legacy of Kain series