Companion (Doctor Who) "Face the Raven", but in a subsequent episode ("Hell Bent") her time stream is frozen at the moment of death by the Time Lords so that they can interrogate her about the Hybrid; the Doctor takes advantage of this to save her life, but she remains technically neither alive nor dead, does not age or have a pulse. After her departure as a companion of the Twelfth Doctor, she teams with the immortal Ashildr and travels in a stolen TARDIS. Other companions died in alternate timelines or alternate lives. "Brigade Leader" Alistair Lethbridge-Stewart, "Section Leader" Liz Shaw, and "Platoon Leader"
The Discworld Companion each article is an abbreviation indicating the book(s) in which the word, person, event or place appeared (if there are too many, then no abbreviation is used). The book also includes an introduction by Stephen Briggs and an interview with Terry Pratchett, both of which have also been "updated" in each edition. Latest edition of the companion was published on 18 October 2012 and is called Turtle Recall: The Discworld Companion...So Far. It includes information up to, and including, "Snuff". The Discworld Companion The Discworld Companion is an encyclopaedia of the Discworld fictional universe created by Terry Pratchett and Stephen