# Brandon Sanderson's Mistborn TTRPG Prepares for Next Series

> Brandon Sanderson's Mistborn TTRPG expands his Cosmere universe for upcoming novels.
- Title: Brandon Sanderson's Mistborn TTRPG Prepares for Next Series
- Summary: Brandon Sanderson's Mistborn TTRPG expands his Cosmere universe for upcoming novels. Brotherwise Games released Mistborn TTRPG books that support Sanderson's…
- Keywords: brandon sanderson, mistborn, cosmere, tabletop role-playing game, stormlight archive, brotherwise games, dragonsteel books, seahawks, Polygon
- Source: Polygon — https://polygon.com/brandon-sanderson-mistborn-ttrpg-interview
- Author: Sam Nelson
- Published: 2026-11-04T19:01:06+00:00
- Read time: 1 min
- Topics: brandon sanderson, mistborn, cosmere, tabletop role-playing game, stormlight archive, brotherwise games, dragonsteel books, seahawks, gaming, culture
## Mistborn TTRPG Launch
Brotherwise Games released Mistborn TTRPG books for Scadrial's two eras.
## Sanderson's Concerns
Sanderson worried about limiting Era Two while writing Era Three novels.
## Lore Expansion
Brotherwise added lore about Autonomy and the Set without interfering with upcoming series.
## Canon Consistency
Weekly meetings ensured all details matched Sanderson's established lore.
## AppleTV Adaptation
Mistborn World Guide prepares characters for AppleTV's upcoming Mistborn adaptation.
## Metal Mechanics
16 metals offer 32 powers with varying depth, some intentionally weak.
## Worldhopping
Mistborn rules allow cross-world magic interactions with Stormlight and other Cosmere projects.
## Next Project
Brotherwise will announce next Cosmere project at Dragonsteel Nexus in December.
## Key takeaway

Brotherwise Games released Mistborn TTRPG books that support Sanderson's next trilogy while maintaining lore consistency.