Oswald Mandus is a fictional character from the video game series Amnesia, specifically featured in Amnesia: A Machine for Pigs. He is portrayed as a wealthy industrialist and the owner of a meat processing plant in Victorian London. Mandus is deeply affected by the loss of his children and becomes obsessed with creating a machine that can alleviate human suffering. In the game, Mandus's story unfolds through a series of disturbing events and revelations about his past. His character explores themes of guilt, madness, and the consequences of unchecked ambition. The narrative delves into his moral struggles and the dark secrets surrounding his inventions.