In 5145, after hearing she was looking for time travel technology, Dorium met with River Song in the Maldovarium bar to offer her a vortex manipulator "fresh off the wrist of a handsome Time Agent" and wonder if she had a "pretty toy" as payment for him. River offered him a Callisto Pulse which could disarm the micro-explosives she had put in his wine. (TV: The Pandorica Opens)