Phobia first appeared in New Teen Titans #14 and was created by Marv Wolfman and George Pérez.

Angela later joins the Brain's Brotherhood of Evil and battles the Teen Titans on numerous occasions.

[2][3] In Crisis on Infinite Earths, Phobia kidnaps and tortures the Marvel Family before the Atom frees them.

[10][11] In Final Crisis, Phobia joins Cheetah's Secret Society of Super Villains.

[14] Phobia's natural born psychic powers allow her complete and total mastery over the fear centers of the human mind.