The Arbiter of Knives is a Firmament who is in charge of the concept and existence of knives and things like knives in the 10,000 Dawns. She attempted to get the Book of Books from the Spiral Politic, but was thwarted by Rachel Edwards.

Knives was later sent to help resolve an issue on Gendar with Littlejohn of the Superiors where rogue members of The Knights of Sky had stolen an important relic under the guidance of Auteur.

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