Step into the fog-drenched streets of Victorian England, where the shadows hide horrors beyond comprehension. Cthulhu by Gaslight: Keeper's Guide is an essential resource for running Call of Cthulhu campaigns in the 1890s, filled with historical details, mysterious locations, and terrifying threats lurking in the darkness. Investigators must navigate a world of gas-lit intrigue, secret societies, and cosmic horrors that defy explanation.

• Essential guide for Call of Cthulhu campaigns set in the Victorian era
• Rich historical details, locations, and NPCs for immersive storytelling
• New mechanics, expanded mythos, and setting-specific threats
• Perfect for Keepers looking to bring 1890s horror to life

Unravel sinister plots and confront eldritch nightmares in Cthulhu by Gaslight: Keeper's Guide—where madness and mystery walk hand in hand.

Inside, you'll find: 

• Advice for bringing the setting to life.
• Information on villainous organizations and occult societies like the Secrets of the Hermetic Order of the Golden Dawn.
• Two introductory scenarios designed for players new to the setting.
• Scenario seeds to help you pen Cthulhu by Gaslight stories of your own design.
• Monsters and Mythos elements unique to Gaslight-era Britain.
• Gazetteer of Fear--100+ locations in Britain and beyond.
• New occult-based skills, spells, tomes, and rules for astral combat.

For Mature Readers