SOJEN
Build Epic Planescape Faction Questlines in Sigil, the City of Doors
Create philosophical factions, planar politics, and mind-bending adventures across the multiverse with AI-powered world-building for your Planescape campaign
Early Access Code: buildworlds2026
Steps to Success
Create faction entities for the 15 factions of Sigil - Athar, Believers of the Source, Bleak Cabal, Doomguard, Dustmen, Fated, Fraternity of Order, Free League, Harmonium, Mercykillers, Revolutionary League, Sign of One, Society of Sensation, Transcendent Order, and Xaositects
Build canon entries documenting faction philosophies, headquarters locations, key NPCs like factols and factors, and major faction conflicts
Organize questlines into story arcs with chapters tracking faction missions from recruitment through advancement to factol-level political intrigue
Generate faction handouts using the codex creator and create faction conflict comics showing philosophical debates and planar adventures
Suggested Style Prompt
Use this prompt in Sojen to achieve the perfect style for your creation:
Apply a Planescape aesthetic with impossible geometry, portal effects, philosophical symbolism, and the distinctive grey-brown tone of Sigil's architecture. Include faction symbols, planar energies, and the otherworldly atmosphere of the City of Doors.
Style Examples
How It Works
SOJEN empowers you to craft intricate Planescape campaigns centered on Sigil's legendary factions. Build detailed faction entities with their philosophies, hierarchies, and key members. Create canon entries documenting faction politics, planar conflicts, and the eternal struggle for belief supremacy. Organize questlines into story arcs with chapters tracking faction missions, philosophical debates, and adventures through the Outlands. Generate faction codex documents for player handouts, create comics depicting faction conflicts, and even let players chat with faction leaders through Discord integration. Your Planescape world becomes a living, breathing multiverse where belief shapes reality.















