Running the Game

GM References

Ready-to-run stat blocks, from mundane animals to things that shouldn't exist.

Adversary Catalog

Adversary Index
Ready-to-run stat blocks: mundane animals, plus a reusable Dire/Giant/Mutated variant template.
Cryptids
American folklore creatures, treated as real but rare in a modern setting.
Nightmare Creatures
Original urban-fantasy and horror archetypes, built entirely on the system's own mechanics.

Quick Reference

Difficulty Chart
Quick-reference copy of the color-coded Difficulty Chart.

Tools

20 Below Combat Tracker Beta
Import PCs and NPCs, roll and track Initiative, declare Action Brackets with Ki pushes, and track Health/Poise/Sanity through a fight.

Part of the 20 Below core rules. Source and full history at github.com/feralucce/20_Below.