Series
Perimeter
3 games on IGDB
Each point is one game's rating·dashed lines show each series' overall trend
Games on the chart (2)
| Perimeter | May 21, 2004 | Main Game | 86 | 52 | 69 |
| Perimeter 2: New Earth | Jan 2, 2009 | Main Game | 40 | 30 | 35 |
Series
3 games on IGDB
Each point is one game's rating·dashed lines show each series' overall trend
| Perimeter | May 21, 2004 | Main Game | 86 | 52 | 69 |
| Perimeter 2: New Earth | Jan 2, 2009 | Main Game | 40 | 30 | 35 |