In fact, the Seventh Doctor claimed to have filed a patent on the technology, ( AUDIO: The Unknown) and to have copyright on the design. Liz at first reacted very badly to the betrayal but later came to appreciate River thanks to an investigation they conducted on strange otherworldly phenomena in an English village, which led the two women to confront and stop Beatrice Gray from consuming the life energy of the entire village with a Guardian Stone.

This attracted the Doctor's attention twelve thousand years later, leading Amy (who at this point in time had not met River before) and the Doctor to her and the Byzantium's crash site on Alfava Metraxis. TV: The Empty Child) Subsequent incarnations gave it even wider functionality, such as the ability to hack into computers, ( TV: Smith and Jones) provide geolocation ( TV: Evolution of the Daleks) and actively defend against some types of assault weapons by frying their internal mechanics and causing the weapons to burst into flames and spark from the inside. She tried to save the life of the Burrows, but with nowhere to go and no visible solution, was ultimately convinced by Emmett and Lisa just to boost Rachel's circuits, thus ensuring her survival until River herself would find her.River, Amy, Rory, Canton, and the Doctor split up to investigate the Silence across America over the next three months. TV: Twice Upon a Time) Similarly the accounts depicting the Doctor's life as the Timeless Child prior to their first incarnation showed at least one of them as being unfamiliar with the sonic screwdriver and dismissive of it. The Doctor at one point decided to visit one of these gatherings, where they were tied up, dipped in guacamole, and hung upside down over a fire pit.

She helped the Doctor fight off Cybermen, Daleks, Silents, and Silurians in different eras of London; each had a piece of the fabled Eternity Clock to fuel their plans against humanity. TV: The Day of the Doctor) However, the Thirteenth Doctor, having lost the Twelfth Doctor's sonic screwdriver, created her own version. The Wampeerix captured River and took away her time-travelling technology, which they used to try and drain the Earth of its energy at three different points in time, creating a paradox; their Queen even assumed River's appearance to lead the operation. TV: The Husbands of River Song) The next morning, River found clothes that her parents had left for her.To her amazement and worry, the Sixth Doctor was there too, investigating on his own, and had found that two young human lovers, Isaac George and Sarah Dean, had been targeted and manipulated by the Speravores. Trying to hide from the Discordia, and not wanting to involve the Doctor, River Song ask a dying Franz Kafka to create a story. Regarding the Weeping Angels, River acknowledged Rastan Jovanich's Book of the Weeping Angels, the crash of the Byzantium and their activity on Earth. She visited the TARDISes of the fourth and eighth incarnations, finding a room dedicated to a collection of scarves in the former, and hearing someone screaming from within the walls of the latter.

It was at this point that the two women figured out that the prisoners were all solidogroms, generated by the Institute's main computer. This data echo desired a true goodbye from the Doctor, and persisted for some time until the time came to say goodbye to her husband. Suspecting a trap, she didn’t intend to use her vortex manipulator, but borrowed an eccho gun prototype to use instead. Following an advice from the Doctor, River went on holiday on Bondar, where she ended up being entangled in a mysterious murder spree. A clone of the Second Doctor also possessed his own sonic screwdriver, which he used along with the Fourth Doctor's to send Hexford home.Together they discovered the source of the epidemic was a futuristic portal developed by Sister Ursula, the librarian - actually an alien in disguise, trying to get home. Her attempt to solve the riddle brought her to meet and become friend of many member of a peculiar family, number of which where gay during a period where that was generally not accepted: the Mortimer family. She then had a final meal with the Burrows, and just moments before they died, she picked up on her vortex manipulator the signal of a direction for the wave and left to continue her investigation.