Facehugger Alien is a parasitic creature featured in the series 'Aliens: Incubation.' It is known for its spider-like appearance and its primary role in the Xenomorph life cycle. The Facehugger attaches itself to a host's face, implanting an embryo that later develops into a Xenomorph. This character is central to the spread of the alien threat and serves as a terrifying symbol of uncontrollable infection and body horror throughout the series.