Sierra Entertainment, Inc. (formerly On-Line Systems and Sierra On-Line, Inc.) was an American video game developer and publisher. The company was founded in 1979 by Ken and Roberta Williams, and known for pioneering the graphic adventure game genre including the first such game, Roberta's Mystery House. The company is known for its graphical adventure game series King's Quest, Space Quest, Police Quest, Gabriel Knight, Leisure Suit Larry, and Quest for Glory.
Best-rated Sierra Entertainment games
80
Hoyle Casino Empire
75
Carcassonne
Betrayal in Antara
Crash of the Titans: Monster Edition
DE
Dell Magazine Crosswords
Donald Duck's Playground
FA
Family Fun Game Collection
Gold Rush! Classic
Leisure Suit Larry 5: Passionate Patti Does a Little Undercover Work
Leisure Suit Larry 6: Shape Up or Slip Out!
Phantasmagoria 2: A Puzzle of Flesh
Power Chess 98
Space Quest II: Vohaul's Revenge
The Island of Dr. Brain
Winnie the Pooh in the Hundred Acre Wood