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Primers

Full-screen slide briefings for new keepers and investigators. Use arrow keys, click, or fullscreen (F).

Application · 7 slides

About this site

What The Cthulhu Compendium is, and how investigators fit into campaigns and rules tools.

System · 21 slides

What is Call of Cthulhu?

Tone, Mythos bestiary, percentile dice, Sanity, investigation, and table craft.

Setting · 17 slides

What is Temporal Solutions?

Doomsday, the time warp, Ambrosia, the Shadow Mistress, and session-zero guidance.