- Temple of the White Rat universe
- Swordheart (2018) by Ursula Vernon [only as by T. Kingfisher]
- Clocktaur War
- 1 Clockwork Boys (2017) by Ursula Vernon [only as by T. Kingfisher]
- 2 The Wonder Engine (2018) by Ursula Vernon [only as by T. Kingfisher]
- The Saint of Steel
- 1 Paladin's Grace (2020) by Ursula Vernon [also as by T. Kingfisher]
- 2 Paladin's Strength (2021) by Ursula Vernon [only as by T. Kingfisher]
- 3 Paladin's Hope (2021) by Ursula Vernon [only as by T. Kingfisher]
- 4 Paladin's Faith (2023) by Ursula Vernon [only as by T. Kingfisher]