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Campaign Settings

Nerdarchy > Roleplaying Games  > Campaign Settings
D&D, Under the dome

Welcome to Crystalia: Running a D&D Campaign in the Shimmering Bastion

Crystalia, the heart of the "Under the Dome" campaign setting, is a gleaming, chaotic-fearing metropolis that has stood firm for over a millennium. Encased beneath a magical dome that filters out wild magic and the worst of the monster hordes, this city is a multifaceted...

Aether Skies, Rebellion

Rebellions in Color and Chord: Art as Resistance in the Sky Cities

How Creative Expression Becomes a Weapon Against Oppression in Aether Skies In a world where floating cities rise on towers of Aether and the surface festers with corruption and memory, art isn’t just decoration—it’s warfare. Across the skybound spires of the Aether Skies, culture is tightly controlled....

Under the gnome, Vergussian

Lost to the Storm: Legends and Truths of Vergussian, the Fallen Dome

"No map shows it, but every survivor knows it. You don’t find Vergussian. It finds you."—Old scavenger saying, whispered over glowcider Once, Vergussian was a beacon of innovation—known across the domes for its arcane research, storm-reactive crystal spires, and allegedly, the world's most stable chaos storm...

Aether skies, Aethernati

In the Shadow of the Veil: Using the Aethernati in Your TTRPG Campaign

Working With, For, and Against Aether Skies’ Most Dangerous Organization The floating cities of Aether Skies may soar above the cursed world, but they're held aloft by more than just Aether coils and dreamtech—they’re kept safe by silence, secrets, and the unblinking eyes of the Aethernati. Part...

Under the Dome, Vehicles

Smoke, Grind, and Grit: Designing Grind-Powered Vehicles for Under the Dome

“Tires are for cowards. Real engines scream when they drink grind.”—Rassa Coilbite, skiffwright of the Slag Market The wastelands outside the dome cities are hostile, irradiated with chaos storms, crawling with monsters, and pocked by sinkholes, living fungus, and bone-sanded dunes. On foot? You're prey.On a...

Under the Dome, World ending events

Chronicles from Beneath: Natural Disasters & World-Altering Events Under the Dom

"You don't live under the Dome—you survive it."—Common saying in Crystalia’s Outer Warrens The lands under the Dome are not defined by calm days or gentle nights. They are shaped, scarred, and reborn through catastrophic upheaval. The truly terrifying truth? These disasters are not rare. They...