Pronounced Four-Six-Seven-One
4671 is a time-spanning universe of legacy rules, living factions, and eras that collide.
Read the lore, learn the systems, and explore every era from Primal origins to late-signal futures. Everything here is Markdown-first and open to evolve.
Universe Compass
Start Here
New to 4671? Begin with the core rules, then jump into the era that calls to your table.
Go to Rule Books →Lore Library
Chronicles of the Eras
Myths, tribes, factions, and the slow turn of 5,000 years of conflict and rebirth.
Browse Lore Books →Rule Library
Systems That Scale
Core rules, storyteller guidance, and expansion-ready mechanics for every style of play.
Browse Rule Books →Reading Path
How to Navigate
Start with the Odyssey core. Then layer in era lore and expansion rules as your campaign evolves.
Eras
Signals Across Time
Each era reshapes the same universe. Pick one, or stitch them together.
P · Primal
M · Medieval
V · Victorian
PM · Post-Modern
Mo · Modern
A · Ascendant
S · Signalfall