T-elos's final appearance

 is a track in Xenosaga Episode III. It has not been released on any soundtrack or sound selection and not much is known about this track.

It plays in the following cutscenes:
 * Suou Uzuki is attacked by the 27-Series Asura after protecting Shion.
 * T-elos confronts the party on Michtam.
 * The Elsa's crew realises that Gnosis are destroying the star cluster after Mary Magdalene awakens.