Personal Demons are common enemies in the mental worlds, often appearing by the side of other enemies, such as the Censors.
- Personal Demons are the only enemy in the game that Ford Cruller does not describe to Raz.
- At the end cutscene, the Coach blames his behavior on "Personal Demons". This may be a joke.
- Using Clairvoyance on a Personal Demon shows Raz as a target.
- These demonic creatures appear during the battles against the Nightmares and will attempt to restore the bosses' health. Using Telekinesis to toss one in the mouth of the Nightmare will result in it shriveling up.