in the UNIT series, playing significant roles across multiple story arcs. Serving as the host of Algicosathalon, Deletor assumes the main antagonist position in Escapist, Algicosathalon, The Stick Tournaments, and shares the role of one of the two main antagonists in the Chamber Path.

Originating as the very first soul created by Shadow at the dawn of time, Deletor initially served as Shadow's devoted worker, executing experiments and following Shadow's commands without question. 