What?

Arium is a collection of best-selling stand-alone game books that make it simple for groups to build incredible TTRPG worlds and roleplay in them. Out of hundreds of entries, Arium was chosen by the judges to be a 2021 Ennie Product of the Year nominee.

Arium: Create is available in our store. The critically-acclaimed worldbuilding game that's been played around the globe by groups ranging from 2 to 100 people.

Arium: Discover is available in our store. A flexible, streamlined TTRPG ruleset made to fit worlds built with Arium: Create like the pieces of a puzzle.

Arium: Evolve is coming in 2026!

Arium: Flash is available in our store. Provides quick access to 120 deeply themed fill-in-the-blank plothooks across 24 unique genres (written by as many authors). Or check out the free online version here!

Arium: Evolve

Arium: Evolve is the highly-anticipated completion of the Arium Trilogy. Evolve expands Create and Discover while introducing more tools that add depth to TTRPG campaigns the Arium way.

• Group-driven downtime with character vignettes.
• Collaboratively generated relationships, rumors, and even maps.
• Enhanced worldbuilding, character creation, and advancement.

Evolve is coming soon to Kickstarter. To get notified when crowdfunding kicks off, reserve your spot for $1.

Arium: Generate includes free tools for GMs and players!

Random Character - Procedurally generated Arium: Discover characters.

Random Story Flash - Fill-in-the-blank story prompts for any RPG across 7 genres.