Complete the indicated task to unlock the achievement.

Achievement	How to unlock
Ascendant	Finish chapter 2 on Highest Difficulty.
Away with the Godless	Claim an island.
Beacon of Light	Perform 100 Beacon Altar Rituals.
Beyond the Echo	Finish chapter 3 on Highest Difficulty.
Carve Their Destiny	Complete the Ceremonial Carving minigame once.
Cull the Blasphemy of Gold	Destroy 50 enemy horrors.
Cull the Unworthy III	Destroy 500 ships.
Cull the Unworthy II	Destroy 100 ships.
Cull the Unworthy I	Destroy 10 ships.
Cultist City	Build 500 buildings.
Cultist Village	Build 100 buildings.
Destroy the Blasphemy	Destroy 10 enemy horrors.
Dust and Memory	Collect 50 ancient ruins.
Echoes of the Past	Finish the Forgotten Passage.
Embrace the Madness	Reach the maximum level of cult fanaticism.
Endless City	Build 1,000 buildings.
Endless Rites	Perform 100 Rituals for Eldritch favor.
Exalted Destiny III	Summon 500 horrors.
Exalted Destiny II	Summon 100 horrors.
Exalted Destiny I	Summon 10 horrors.
Feeding the Flame	Burn 100 bones.
God-Obeying Flock	Reach a total population of 200.
Holy Communion	Build 10 Ritual Altars.
Inevitable Glory	Claim 50 islands.
Nothing Left But Madness	Finish chapter 4.
One Step from the Deep	Finish chapter 3.
Peacemaker	Unite both separated groups.
Ruin Raider III	Collect 500 ruins.
Ruin Raider II	Collect 100 ruins.
Ruin Raider I	Collect 10 ruins.
Shining Like a Star	Complete the Flame of Purification minigame once.
Small Flock	Reach a total population of 100.
Spread the Faith	Claim 10 islands.
Strength in Numbers	Reach a total population of 300.
Strength of Faith	Finish the Twisting Path.
The Holy Work Begins	Finish chapter 1.
The Horned Destiny	Finish the Goatmarsh.
The Unbroken	Finish chapter 4 on Highest Difficulty.
True Worship Prevails	Finish chapter 2.
Willing and Able	Sacrifice 1,000 followers.
You Chose the Silence	Achieve the lowest possible relationship with the separated group.
You Know You Did	Choose to eat the dog.