Police Quest 3: The Kindred (1991), Sierra On-Line, Inc. Codename: ICEMAN (1989), Sierra On-Line, Inc. Police Quest 2: The Vengeance (1988), Sierra On-Line, Inc. Police Quest: In Pursuit of the Death Angel (1987), Sierra On-Line, Inc.
Police Quest 2: The Vengeance (1988), Sierra On-Line, Inc. Police Quest: In Pursuit of the Death Angel (1987), Sierra On-Line, Inc.
Police Quest 3: The Kindred (1991), Sierra On-Line, Inc. Codename: ICEMAN (1989), Sierra On-Line, Inc.