The Man-Eater is the fourth boss in Aria of Sorrow Remade. He was not an actual boss in the actual Aria of Sorrow, but appeared as a boss in Boss Rush Mode.
The Man-Eater can roll around the room. When still and/or floating towards the player, he will shoot sonic rings from his eye-tentacles. When his mouth tentacle is destroyed, he can attempt to bite the player. He has 2300 HP, and his theme is Destroyer.