Sierra On-Line
Sierra Entertainment, Inc. was an American video game developer and publisher founded in 1979 by Ken and Roberta Williams. The company is known for pioneering the graphic adventure game genre, including the first such game, Mystery House. It is known for its graphical adventure game series King's Quest, Space Quest, Police Quest, Gabriel Knight, Leisure Suit Larry, and Quest for Glory, and as the original publisher of Valve's Half-Life series.
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Frequent Collaborators
🎮 Games
Manhunter 2: San Francisco
publisher
1989
Leisure Suit Larry III: Passionate Patti in Pursuit of the Pulsating Pectorals
developer
1989
Hero's Quest: So You Want to Be a Hero
developer
1989
Space Quest III: The Pirates Of Pestulon
developer
1989
The Colonel's Bequest
developer
1989
Manhunter: New York
publisher
1988
Police Quest II: The Vengeance
developer
1988
Leisure Suit Larry 2: Goes Looking for Love (in Several Wrong Places)
developer
1988
King's Quest IV: The Perils of Rosella
developer
1988
Zeliard
publisher
1987
Police Quest: In Pursuit of the Death Angel
developer
1987
Leisure Suit Larry in the Land of the Lounge Lizards
developer
1987
Space Quest: The Sarien Encounter
developer
1986
King's Quest III: To Heir is Human
developer
1986
King's Quest II: Romancing the Throne
publisher
1985
King's Quest II: Romancing the Throne
developer
1985
B.C. II: Grog's Revenge
publisher
1984
King's Quest: Quest for the Crown
developer
1984
King's Quest: Quest for the Crown
publisher
1984
B.C.'s Quest for Tires
publisher
1983
Ultima II: The Revenge of the Enchantress
publisher
1982
Jungle Hunt
publisher
1982
Lunar Leeper
publisher
1981
Ultima
publisher
1981
Mystery House
developer
1980