Worshippers of Cthulhu achievements

Summon 100 horrors

Reach the maximum level of cult fanaticism.

Claim 10 islands

Claim 50 islands

Finish chapter 2 on Highest Difficulty

Build 10 Ritual Altars

Destroy 10 enemy horrors

Destroy 500 ships

Reach a total population of 300

Reach a total population of 200

Build 1,000 buildings

Build 500 buildings