Reign of the Seven Spellblades is a Japanese light novel series written by Bokuto Uno and illustrated by Ruria Miyuki. ASCII Media Works have published the series since September 2018 under their Dengeki Bunko imprint. A manga adaptation with art by Sakae Esuno was serialized in Kadokawa Shoten's shōnen manga magazine Monthly Shōnen Ace from May 2019 to November 2023. Both the light novel and manga are licensed in North America by Yen Press. An anime television series adaptation by J.C.Staff aired from July to October 2023.