
TWB - 3D Printers & TCG Shop
Turn an apartment into a working 3D-printer farm, manufacture four lines of luxury figurines, import TWB Booster packs, and run a dedicated collectibles shop.
Open Workshop ↗
TWB GAMESTHE WORLD BENEATHJoin Discord ↗TWB Games · Our next chapter
Meet Sapphire City. Manage a guild of up to 9 covens of 3 mages, shape their spells, and send your covens beyond the safety of the city walls.
In development · Building toward our first demo
SAPPHIRE CITY Prepare. Craft. Explore.Welcome to Corundra
Discover the world behind Sapphire City in our narrated introduction. A story film in the game's own art style.
The mod workshop
Our active mods and public tests. Find each one on its official listing for downloads, requirements, and updates.

Turn an apartment into a working 3D-printer farm, manufacture four lines of luxury figurines, import TWB Booster packs, and run a dedicated collectibles shop.
Open Workshop ↗
Stocks, commodities, portfolio tracking, IPOs, founder shares, and market tools built straight into the business sandbox.
Open Workshop ↗
A player-run pharmacy business with five products, models, demand, supply routes, fixtures, and custom logo shapes.
Open Workshop ↗
A full-service juice bar with ten products, supply routes, factory recipes, cross-selling, and custom logo shapes.
Open Workshop ↗
An oversized mining fleet, free logistics, high-throughput manufactories, and a player-built asphalt road system for sandbox-scale industry.
Open COI Hub ↗The World Beneath
Follow Sapphire City's development, talk mods, and share your ideas with Brian and the community.