Cult of the Lamb and its free DLCs, Relics of the Old Faith and Sins of the Flesh, offer a total of 48 achievements at the time of writing. Given that Massive Monster is frequently updating the game, more achievements could be added in the future. This game is a great completion for achievement hunters, with challenges ranging from easy to skill-intensive. Below, we’ve categorized achievements into Easy, Medium, and Hard based on difficulty.

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Easy Achievements

These are achievements that will unlock naturally as you play without much effort.

• See No Evil, Speak No Evil, Hear No Evil, Think No Evil, Do No Evil – Defeat the five major bosses.
• Leader of Leaders – After completing the main story, revisit the Mysterious Seller and accept their quest to defeat all bosses again.
• A Deal with the Devil – Story-related, unmissable.
• Crosser of Thresholds – Unlock the first area.
• Creator of Truth – Hold your first sermon.
• Death to Non-Believers – Defeat the first mini-boss.
• Leader of the Crusade – Automatically unlocks during progression.
• First Follower, The Flock Grows, Flock of Many, Flock of All – Increase your follower count through purchasing or breeding later in the game.
• Keeper of Secrets – Buy a Confession Booth and select Loyalty or Sin.
• Order of Wealth – Amass 666 gold coins (sell ingredients at the red chest in your camp if needed).
• Transform – Unlock and equip a Fleece after collecting 4 Holy Talisman fragments.
• Teach a Lamb to Fish – Fish at the Lighthouse.
• Bringer of Light – Story-related, unmissable.
• Sacrificial Beast – Perform a follower sacrifice ritual.
• The First Death – Have a follower die naturally.
• Game of Chance – Win a game of Knucklebones.

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Medium Achievements

These require more focus but aren’t too difficult.

• We of Souls – Sacrifice 10 followers.
• Master of Chance – Win a Knucklebones match using strategic pairing of dice values.
• Cannibal – Harvest a follower’s meat after death.
• Shake Down – Find Midas during a Crusade run and allow him to steal your gold. Eventually, retaliate and slap him.
• Weapons of Plenty – Unlock all weapons via sermons.
• Purchase of Plenty – Unlock all curses via sermons.
• Devotion – Unlock all Divine Inspiration upgrades.
• Gospel – Unlock all Doctrines (you may need to collect Forgotten Commandment Stones from the Mysterious Seller).
• Aesthetics of the Lamb – Upgrade the Temple to Level 10.
• Apostles – Perform the Disciples Ritual on 12 followers.
• Propagate the Flock – Unlock breeding, allowing followers to produce eggs.

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Hard Achievements

These require skill, preparation, and significant time investment.

1. Slayer of Souls

Complete a full row in Purgatory after defeating all bosses. This Boss Rush mode has no standard loot drops, only Tears of a Lost Lamb. To make it easier:

• Use Fleece of the Cursed Crusade (Tarot card synergy is extremely powerful).
• Equip Divine Guardian to gain invincibility if timed correctly.

2. Order, Peace, Cure, Saté

• These four achievements require perfect boss runs.
• The Fleece of the Cursed Crusade + Divine Guardian curse makes these much easier.

3. Regenerate

• Complete the long Sozo questline.
• Build the Mushroom Statue.
• Plant the Mysterious Seed and follow the questline to its conclusion.

4. True Love Found

• After completing the main story, the Mysterious Seller may offer Light and Dark Necklaces.
• Equip these necklaces on two followers.
• Sacrifice both.
• Transform both into Demons using a Demonic Summoning Circle.
• Take them on a Crusade and visit a special map location marked with a green exclamation point.

5. Collection Achievements

• Full Deck – Unlock all Tarot Cards (buy, fish, or earn through Knucklebones and questing).
• Transmute – Unlock all Fleeces by collecting Holy Talisman Fragments.
• Relics of the Old Faith – Unlock all Relics (sermons, quests, and exploration).
• Setter of Trends – Unlock all Outfits.
• Full Flock – Unlock all Follower Skins.
  • Some are random drops, others require mini-bosses, fishing, and shrine offerings.

6. Holder of History

This vague achievement requires finding 10 Ancient Tablets in hidden locations. Each tablet is locked behind a Sacrificial Stone Pillar, found randomly in combat areas during Crusades.

• The Owl, Munch, and Graveyard Messages are also required for completion.

7. Godhood

Complete all other achievements to unlock this final Platinum-style trophy.

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Final Thoughts

Completing Cult of the Lamb achievements is a fun yet challenging experience. Most are progression-based, while others require strategy, skill, and patience. If you’re an achievement hunter, this is a highly recommended completion.

Do you have a favorite achievement challenge? Share your tips with the community!