Each point is one game's rating·dashed lines show each series' overall trend
Games on the chart (2)
| Left 4 Dead | Nov 17, 2008 | Main Game | 85 | 80 | 83 |
| Left 4 Dead 2 | Nov 17, 2009 | Main Game | 89 | 82 | 85 |
Each point is one game's rating·dashed lines show each series' overall trend
| Left 4 Dead | Nov 17, 2008 | Main Game | 85 | 80 | 83 |
| Left 4 Dead 2 | Nov 17, 2009 | Main Game | 89 | 82 | 85 |