U.R.T.V.

U.R.T.V.s (spelled URTV in Episode III), short for U-DO Retro Virus, are a species in the Xenosaga games. Dmitri Yuriev is the genetic father of all 669 U.R.T.V.s. Their sole purpose is to destroy U-DO.

Notable URTVs

 * #666 Rubedo
 * #667 Albedo
 * #668 Citrine
 * #669 Nigredo