Kaja Foglio has some Norse (or at least Scandinavian?) blood and an interest in the traditional culture, such as the mythology, which shows through from time to time.
“An enemy of all sparks, whose (the sparks') patron could be Loki, Othar's name is (while common...Othar Tryggvassen, Gentleman Adventurer/Mad
“In terms of ethnic extraction, Sleipnir's first name is Norse and her last name is Irish. The...Sleipnir O’Hara/Mad
“The way Dr. Bunbury's name was used by Oscar Wilde may suggest that this is an alias used by...Prometheus Bunbury/Mad
“In many ways, the Norse god Loki could serve as a patron for the Spark and thus much of the Girl...Loki/Mad