Series
OPUS
6 games on IGDB
Each point is one game's rating·dashed lines show each series' overall trend
Games on the chart (5)
| Opus: The Day We Found Earth | Oct 22, 2015 | Main Game | – | 70 | 70 |
| Opus: Rocket of Whispers | Sep 14, 2017 | Main Game | – | 60 | 60 |
 Rocket of Whispers: Prologue | Sep 12, 2018 | Main Game | – | 68 | 68 |
| Opus: Echo of Starsong | Aug 31, 2021 | Main Game | – | 78 | 78 |
 Opus: Prism Peak | Apr 16, 2026 | Main Game | 87 | – | 87 |