Erisher functioned as a commander in the service of the Galactic Empire. He was stationed on the Imperial-class Star Destroyer named Inflictor after the Battle of Endor. Erisher witnessed Grand Moff Randd's decision to elevate Ciena Ree to the rank of Captain of the Inflictor.
The character of Erisher initially appeared in the novel Lost Stars. This novel was authored by Claudia Gray and saw publication in 2015.