Opus Cortex: A Nonogram Puzzle StoryRainier InteractiveReleased 7 Mar 2025·App 3139280Steam user reviewsPositive87.0%· 23 reviewsRecent —SteamPeaks Rating62.4 MixedRecent 30 days —How it worksPlaying now0+0 vs. yesterday0.0%of peakAll-time peak215 Sep 2026