PC/MS-Windows CD | The Incredible Toon Machine | 1994 | Sierra On-Line, Inc. USA 20626 |
Commodore Amiga 500 disk | The Legend of Robin Hood - Conquests of the Longbow | 1992 | Sierra On-Line, Inc. USA 20626 |
IBM PC/AT DOS 3.5in. disk | The Legend of Robin Hood - Conquests of the Longbow | 1991 | Sierra On-Line, Inc. USA 20626 |
IBM PC/AT DOS 3.5in. disk | The Prophecy | 1993 | Sierra On-Line, Inc. USA 20626 |
PC/MS-Windows CD | The Realm Online | 1996 | Sierra On-Line, Inc. USA 20626 |
IBM PC/AT DOS 3.5in. disk | The Sierra ImagiNation Network | 1993 | Sierra On-Line, Inc. USA 20626 |
IBM PC/AT DOS 3.5in. disk | The Sierra Network | 1992 | Sierra On-Line, Inc. USA 20626 |
Apple II 5.25 disk | The Wizard of Id's WizMath | 1984 | Sierra On-Line, Inc. USA 20626 |
Commodore C64 cart. | The Wizard of Id's Wiztype | 1984 | Sierra On-Line, Inc. USA 20626 |
IBM PC 5.25in. disk | The Wizard of Id's Wiztype | 1984 | Sierra On-Line, Inc. USA 20626 |
Atari 400/800 disk | The Wizard of Id's Wiztype | 1984 | Sierra On-Line, Inc. USA 20626 |
Apple II 5.25 disk | The Wizard of Id's Wiztype | 1984 | Sierra On-Line, Inc. USA 20626 |
Commodore C64 disk | The Wizard of Id's Wiztype Model SRL 815 | 1984 | Sierra On-Line, Inc. USA 20626 |
Commodore Amiga 500 disk | Thexder | 1988 | Sierra On-Line, Inc. USA 20626 |
PC/MS-Windows CD | Thexder for Windows 95 P | 1995 | Sierra On-Line, Inc. USA 20626 |
Apple II 5.25 disk | Thexder Model 10555 P | 1987 | Sierra On-Line, Inc. USA 20626 |
Apple IIGS disk | Thexder Model 12555 P | 1987 | Sierra On-Line, Inc. USA 20626 |
Tandy 1000 disk | Thexder Model 25-1183 | 1987 | Sierra On-Line, Inc. USA 20626 |
Commodore VIC-20 cart. | Threshold | 1983 | Sierra On-Line, Inc. USA 20626 |
Commodore C64 disk | Threshold Model SRL 810 | 1983 | Sierra On-Line, Inc. USA 20626 |
Commodore C64 cart. | Threshold Model SRL 811 | 1983 | Sierra On-Line, Inc. USA 20626 |
Colecovision cart. | Threshold Model SRL-902 | 1983 | Sierra On-Line, Inc. USA 20626 |
PC/MS-Windows CD | Torin's Passage | 1995 | Sierra On-Line, Inc. USA 20626 |
IBM PC 5.25in. disk | Troll's Tale | 1984 | Sierra On-Line, Inc. USA 20626 |
Coleco Adam disk | Troll's Tale | 198? | Sierra On-Line, Inc. USA 20626 |
Apple II 5.25 disk | Troll's Tale Model SRL-031 | 1983 | Sierra On-Line, Inc. USA 20626 |
Atari 400/800 disk | Ultima | 1983 | Sierra On-Line, Inc. USA 20626 |
Apple II 5.25 disk | Ultima II - The Revenge of the Enchantress | 1982 | Sierra On-Line, Inc. USA 20626 |
Atari 400/800 disk | Ultima II - The Revenge of the Enchantress | 1983 | Sierra On-Line, Inc. USA 20626 |
IBM PC 5.25in. disk | Ultima II - The Revenge of the Enchantress | 1983 | Sierra On-Line, Inc. USA 20626 |
IBM PC 5.25in. disk | Ultima II - The Revenge of the Enchantress | 1984 | Sierra On-Line, Inc. USA 20626 |
Atari ST disk | Ultima II - The Revenge of the Enchantress | 1984 | Sierra On-Line, Inc. USA 20626 |
PC/MS-Windows CD | Ultimate Soccer Manager '98 | 1998 | Sierra On-Line, Inc. USA 20626 |
PC/MS-Windows CD | Ultimate Soccer Manager 98/99 | 1999 | Sierra On-Line, Inc. USA 20626 |
PC/MS-Windows CD | Viper Racing | 1998 | Sierra On-Line, Inc. USA 20626 |
Atari 400/800 disk | WallWar | 1982 | Sierra On-Line, Inc. USA 20626 |
Apple II 5.25 disk | Winnie the Pooh in the Hundred Acre Wood | 1984 | Sierra On-Line, Inc. USA 20626 |
Colecovision cart. | Wizard of Id's Wizmath | 1984 | Sierra On-Line, Inc. USA 20626 |
Commodore C64 disk | Wizard of Id's Wizmath | 1984 | Sierra On-Line, Inc. USA 20626 |
PC/MS-Windows CD | You Don't Know Jack - Movies | 1997 | Sierra On-Line, Inc. USA 20626 |