A spy-fly was a mechnical insect designed to spy on someone and then return with information. They had clockwork mechanisms worked by evil spirits. The spy-fly will not stop as long as the spirit is inside, and upon release, the spirit will kill the first person it can.[1]


Pantalaimon spyfly

Pantalaimon hissing at the spy-fly sent to find Lyra

Marisa Coulter sent two spy-flies to locate Lyra after she ran away from her home.[1] Farder Coram managed to capture one and Lyra kept it in a box, later using it to trick Mrs Coulter.


Notes and references

  1. 1.0 1.1 Northern Lights, chapter 9