Anima is a powerful and mysterious aeon (summon) in Final Fantasy X, obtained by the player in a hidden side quest. Known for her haunting appearance and devastating attacks, Anima plays a significant role as both an ally and a symbol of pain and sorrow in the game's narrative. She is revealed to be the fayth of Seymour's mother, embodying her sacrifice and love. As an aeon, Anima represents deep emotional turmoil and is one of the most formidable summons in the series.