Top 100 Opus Magnum Videos With The Longest Duration by Game FanaticTop 100 » 200 » 300 » 400 » 500Video TitleDurationCategoryGame1.Opus Magnum - It's Starting to Get Difficult...30:54Opus Magnum 2.Opus Magnum - The Ultimate Hangover Cure23:43Opus Magnum 3.Opus Magnum - Starting Prep For The Heist20:10Opus Magnum 4.Opus Magnum - Getting Ready for the Ball19:17Opus Magnum 5.Opus Magnum - The Ultimate Alchemy Trick19:10Opus Magnum 6.Opus Magnum - Curious Lipstick19:09Opus Magnum 7.Opus Magnum - Helping With The War Effort18:51Let's PlayOpus Magnum 8.Opus Magnum - Voltaic Coil & Unstable Compound18:01Opus Magnum 9.Opus Magnum - Separating Lead...17:04Opus Magnum 10.Opus Magnum - Making Mist & Timing Crystal15:59Opus Magnum 11.Opus Magnum - Struggling After the War15:26Opus Magnum Top 100 » 200 » 300 » 400 » 500