Sierra Entertainment, Inc. (formerly On-Line Systems and Sierra On-Line, Inc.) was an American video game developer and publisher founded in 1979 by Ken...

Sierra Entertainment is a software label which publishes games from indie developers. Founded in 1979 by Ken and Roberta Williams, it developed and published...

show produced by Universal Studios Sierra Entertainment, a defunct developer and publisher of video games Sierra (supercomputer), or ATS-2, a supercomputer...

Hulk: Ultimate Destruction while being published under Vivendi's Sierra Entertainment label. Radical was also given the license to continue development...

1998 Valve Sierra Studios Half-Life: Blue Shift 2001 Gearbox Software Sierra Entertainment Half-Life: Opposing Force 1999 Gearbox Software Sierra Studios...

Retrieved February 18, 2021. Varanini, Giancarlo (September 1, 2000). "Sierra Unveils Gunman Chronicles". GameSpot. Archived from the original on February...

Sierra Entertainment brand name in all regions except Japan Released under the Sierra Entertainment brand name Released under the Arena Entertainment...

racing game developed by Radical Entertainment and published by Vivendi Universal Games under the Sierra Entertainment label for the GameCube (GC), PlayStation...

by Stainless Steel Studios and Mad Doc Software, and published by Sierra Entertainment. The games in the series are historical RTS games that are similar...

Black Label Games, Blizzard Entertainment (Diablo), Coktel Vision, Fox Interactive, NDA Productions, Sierra Entertainment, Universal Interactive and Vivendi...