King's Quest IV: The Perils of Rosella (Video Game 1988)
King's Quest V: Absence Makes the Heart Go Yonder (Video Game 1990)
King's Quest VI: Heir Today, Gone Tomorrow (Video Game 1992)
King's Quest VII: The Princeless Bride (Video Game 1994)
King's Quest VIII: Mask of Eternity (Video Game 1998)
King's Quest: Quest for the Crown (Video Game 1984)
King's Quest II: Romancing the Throne (Video Game 1985)
King's Quest II: Romancing the Throne (Video Game 1985)
One screen south of where the stake is, there is a sign on a tree announcing on the upcoming game King's Quest 3.Space Quest, Chapter 1: The Sarien Encounter (Video Game 1986)
When Roger chats with one of the Sarien guards on the Deltaur, sometimes he will ask the guard if he played King's Quest 3.The Black Cauldron (Video Game 1986)
When Taran looks through a crack at the east wall of the room where Fflewddur is imprisoned, he sees someone playing "King's Quest III".Leisure Suit Larry in the Land of the Lounge Lizards (Video Game 1987)
If the player tries to pick up box in the pimp's room, the game asks if it looks like the ship's hold in King's Quest 3.Police Quest: In Pursuit of the Death Angel (Video Game 1987)
In the newspaper found in the briefing room there is article about the kingdom of Daventry under siege by a renegade 3-headed dragon.
King's Quest IV: The Perils of Rosella (Video Game 1988)
There is a tapestry on the wall outside Gwydion's room. Looking behind it reveals information about the upcoming game of King's Quest 4 - drawings, diagrams, maps and notes to programmers.
King's Quest III: To Heir Is Human (Video Game 2006)
Fan-made VGA remake.
Leisure Suit Larry in the Land of the Lounge Lizards (Video Game 1987)
In Lefty's bar there is a moose head on the wall. When looking at it, the game comments that "It's an antique, left over from "King's Quest III"".Police Quest: In Pursuit of the Death Angel (Video Game 1987)
When Sonny enters sergeant Dooley's office and sees a chicken on the desk, typing "take feather" gets the game response "Do that in "King's Quest III"".Quest for Glory II: Trial by Fire (Video Game 1990)
One of the books in Keapon's magic shop is titled "To Air is Human".