Each point is one game's rating·dashed lines show each series' overall trend
Games on the chart (6)
 Tex Murphy: Mean Streets | Jan 31, 1989 | Main Game | – | 68 | 68 |
 Tex Murphy: Martian Memorandum | Dec 31, 1991 | Main Game | – | 76 | 76 |
| Tex Murphy: Under a Killing Moon | Oct 15, 1994 | Main Game | 69 | 89 | 79 |
| Tex Murphy: The Pandora Directive | Jul 31, 1996 | Main Game | – | 76 | 76 |
 Tex Murphy: Overseer | Feb 28, 1998 | Main Game | – | 74 | 74 |
| Tesla Effect: A Tex Murphy Adventure | May 8, 2014 | Main Game | 69 | 79 | 74 |