Opus Magnum Achievements Here is the full list of all 5 Opus Magnum achievements. It takes around 25-30 hours to unlock all of the achievements on Windows.Filter Achievement View View Image viewList view Sort by TrueSteamAchievement desc TrueSteamAchievement asc Achievement name desc Achievement name asc TSA Ratio desc TSA Ratio asc Gamers desc Gamers asc Steam order Date won desc Date won asc Flag Filter All None 5 Offline Mode 5 Single Player 1 Main Storyline 3 Cumulative + Link flagsOR joinAND join What are achievement flags? Click to find outApply The Way of the NoviceWin a game of Sigmar's Garden. The Way of the AsceticWin 10 games of Sigmar's Garden. The Way of the ImmortalWin 100 games of Sigmar's Garden. The Way of the AlchemistSolve every puzzle in the main campaign. The Way of the ScholarSolve 10 puzzles from the journal.