"Apparitions" was the seventeenth "unofficial" episode of Star Trek: Phoenix-X and the fifteenth "unofficial" episode of the fifth season. It was the seventeenth Star Trek: Phoenix-X entry for the Star Trek Online: Unofficial Literary Challenge and was the only Star trek: Phoenix-X entry for the twenty-sixth challenge of those unofficial challenges. It focused on Captain Sigon's crew aboard a new ship, the IKS Baetal.