"I write the books I couldn't find on the shelf."
Cassius Lange is a prolific author of LitRPG, GameLit, and HaremLit fiction with 19 series and over 50 books in print. Known for fast-paced plotting, deep system mechanics, and characters with genuine stakes, the catalog spans everything from sci-fantasy dungeons to high fantasy academies.
A frequent collaborator — working with authors including Ryan Tang, H. Saetre, Bram Kingsley, Ned Castor, and others — the work is built for readers who want more of everything: more worlds, more progression, more story.
Every series is written with the same goal: give readers the book that should exist but doesn't yet. Fast, deep, and built to binge.