Fan Casting Eyeball Monster in Blood-C (Season 1)

Appears in the last episode, this one came after the centipede monster (a change that was made from the anime). A simply female monk at first, when its hat is removed it is shown to be an anthropomorphic eyeball. It is one of the most powerful shown, being capable of fighting Saya for an extended period of time. It fights through using fog to deceive her senses, and a proficient fighter with its staff.