When the Overlord is subjected to the Overseer strain mutation, its eyes melt into a luminescent substance that floats inside a semi-transparent skull. Sensory tentacles and twin photoreceptorscapable of sight in any environmentsprout from said substance, in between the openings of their thick, armored faceplate. To further enhance the creatures capabilities, the main body expands and grows six new hypersensitive optical receptors in strategic positionsensuring that not even cloaked threats escape the Overseer.