The Torn Identity

The Torn Identity is the 18th episode of the eighth season and the 174th overall episode of Charmed.

Summary
Christy becomes a powerful force in the Underworld as the demon Creo tries to convince her that she needs to get Billie away from the Charmed Ones so that she and her sister can fulfill their dark destiny.

Characters
Characters in bold appear for the first time in the series.

Noxon Demons

 * Viciously tempered, these low-level minions are often used as
 * shock-troops or assassins by more powerful demons. Use the
 * following potion vanquish: Mix the following herbs-
 * hemlock, wolf'sbane, Sumac petals and Imp powder.

To Send the Noxons to the Astral Plane
Because they are unvanquishable, they only way to get rid of the Noxon Demons is to banish them to the Astral Plane, since that plane exists out of time. Paige and Piper found Pator, the remaining Noxon Demon, and when they orbed over to him, Christy orbed with time. When Piper threw the potion to torture him to let him confess who he works for, Christy started casting the spell.

To Find a Demon in Hiding
This Power of Three spell was cast by Piper, Phoebe and Paige to find Pator, the remaining Noxon Demon.
 * Ancient powers, we summon thee
 * We, the Power of Three
 * And seek your help in finding
 * The demon who is in hiding.

Potions

 * Billie and Christy used a Teleportation Potion to teleport themselves to Pator.

Powers

 * Energy Balls: Used by Creo at Magic School to vanquish another demon.
 * Fireballs: Used by Pator when he tried to attack the beast.
 * Power Absorption: Used by the beast to absorb Pator's magic.
 * Shimmering: Type of Teleportation used by Jondar and Creo.
 * Orbing: Type of Teleportation used by Paige and Henry (after Paige was put in his head).
 * Molecular Combustion: Used by Piper to blast Christy and to blow up the potion vial thrown by Billie.
 * Body Insertion: Used by Coop to put Paige in Henry's head.
 * Telekinetic Orbing: Used by Henry (with Paige in his head) to orb the potion vile into his hand.
 * Telekinesis: Used by Billie get the potion vail back to her.
 * Telepathy: Used by Christy to contact Creo without Billie knowing and to eavesdrop the Charmed Ones. She also sent telepathic messages to Billie.
 * Power Channeling (through Telepathy): Used by Christy to channel the Charmed Ones' spell.
 * Beaming: Type of Teleportation used by Coop.
 * Molecular Immobilization: Used by Piper to freeze Pator.
 * Pyrokinesis: Used by Christy to vanquish Pator.
 * Augmentation (through Projection): Used by Billie to amplify Christy's pyrokinesis.

Artifacts

 * Cupid Ring - Cupids use their Cupid Ring to guide their charges and are granted additional powers.
 * Book of Shadows - The Halliwell Family's magical tome. In addition to spells and potion recipes, the Book of Shadows contains information on warlocks, demons, and other supernatural beings. It was created by their ancestor, Melinda Warren, and was passed down every generation.

References to other movies, books, mythology, etc.

 * The balcony scene with Phoebe, Coop and Michael is a reference to the play "Cyrano de Bergerac" by Edmond Rostand.

Glitches

 * When Piper blasts Christy, it's obvious a stunt double was used as that her hair is a more lighter blonde than Marnette Patterson.

International Titles

 * Czech: Narušená identita (Disrupted Identity)
 * Slovak: Rozdvojená osobnosť (Split Personality)
 * French: Trahison
 * German: Identitätskrise
 * Serbian: Pokidani identitet
 * Spanish (Spain): Identidad rasgada
 * Spanish (Latin America): La identidad desgarrada