AO3 name: Nonesane
Letter: https://nonesane.dreamwidth.org/85595.html

Fandoms
Books of the Raksura - Martha Wells
Consolation (Books of the Raksura), Ember (Books of the Raksura), Moon (Books of the Raksura), Shade (Books of the Raksura)

A Charm of Magpies Series - K. J. Charles
Ben Spenser, Crispin Tredarloe, Jonah Pastern, Ned Hall

The Goblin Emperor - Katherine Addison
Thara Celehar

The Magnificent Seven (2016)
Billy Rocks, Goodnight Robicheaux

Sapphire and Steel
Lead (S&S), Sapphire (S&S), Steel (S&S)

The Stars Are Legion - Kameron Hurley
Any (see tagset)