Status: Alive (as of 1878)
Residence: London Institute
Species: Horse

Xanthos was one of the horses of the London Institute in the 1870s. Along with Balios, both horses were named by Will Herondale after the immortal horses of Achilles. Both are said to be magic horses; stronger and faster than ordinary ones.[1]


  1. Clockwork Princess (chapter 16)

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