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Secret AreaOptional

Welcome to Elderfield Catacombs Guide

What to do first, which quests matter, and how to open deeper routes

Steam 1.0 check in progress

This Catacombs overview is based on previously confirmed progression and is being checked against the full release.

After unlocking the Catacombs through By the Gods, focus on getting Small Hammers before trying to clear every sealed room. Start with Lost Supplies and Skeletal Survey on Catacombs 2F, then use their Hammer rewards to open sealed routes, investigate mysteries, and reach deeper Catacombs content. Feed the Mold later gives you a Large Hammer for hardened bone barriers.

Catacombs — Quick Answer

How to enter
Complete By the Gods
Entrance
Hidden stairs in the Laundry Room
First priority
Get Small Hammers
Best early quests
Lost Supplies + Skeletal Survey
Main barrier tool
Small Hammer
Next barrier tool
Large Hammer
Other tools
Wire Cutters, Cleansing Balm
Main secret objective
Explore sealed rooms & mysteries
Deeper route
Catacombs Mines
Optional area?
Yes

Haven’t unlocked the Catacombs yet?

By the Gods is the legitimate secret route in. This page starts once you are already inside.

Complete By the Gods →

Catacombs Progression Route

The order that actually matters: tools first, then sealed rooms, then deeper floors.

  1. Complete By the Gods

    • Laundry Room hidden stairs
  2. Catacombs 1F

  3. Catacombs 2F

    • Lost Supplies
    • Skeletal Survey
    • Secrets of the Catacombs
  4. Small Hammers

    • Early quest rewards
  5. Sealed Rooms

    • Stone doors
    • Mysteries
  6. Catacombs 3F

    • Feed the Mold → Large Hammer
    • Hidden Shrines
    • Skeletal Depths
  7. Catacombs Mines

  8. Deeper Mine

Later / Optional

  • Farming Supplies
  • Forbidden Snack
  • The Strange Orb

Extreme

  • False Idols

What Should I Do First in the Catacombs?

Your first goal is not to open every door you see. Reach Catacombs 2F and look for the early quests that reward Small Hammers.

Do this first

Lost Supplies

Giver
Tobias
Location
Catacombs 2F
Objective
Find 3 Lost Supplies
Reward
Small Hammer ×1

Lost Supplies Guide →

Do this first

Skeletal Survey

Giver
Jess
Location
Catacombs 2F
Objective
Find Jess’s lost survey documents
Reward
Small Hammer ×1

Skeletal Survey Guide →

Why these two first?

Small Hammers are consumed when you use them to break sealed stone doors. Getting the early quest rewards first gives you reliable tools before you start spending Hammers on optional rooms.

Catacombs Doors & Required Tools

The Catacombs do not gate you with levels. They gate you with tools, and most of those tools are used up when you open the way.

20 known stone doors

Small Hammer

Old Stone Doors

Small Hammer is the most important early Catacombs exploration tool. Each stone door consumes one Hammer when opened.

Where to Get Small Hammer →

6 known barriers

Large Hammer

Hardened Bone Barriers

Hardened bone piles require a Large Hammer. Feed the Mold is the natural progression target once you have started exploring 2F, and the Skeleton Merchant is another source.

Where to Get Large Hammer →

5 known barriers

Wire Cutters

Metal Bars

Thin metal-bar barriers require Wire Cutters, and the cutters break on use.

Find Wire Cutters →

1 known barrier

Cleansing Balm

Ghost Tentacles

One confirmed sealed-room route is blocked by Ghost Tentacles and consumes Cleansing Balm when cleared.

Find Cleansing Balm →

You do not need to open every barrier immediately

Treat Hammers and Wire Cutters as exploration resources. Prioritize doors tied to quests, mysteries or deeper progression before spending tools on optional rooms.

Where should I spend my first Small Hammers?

Prioritize quest and mystery routes before optional sealed rooms. If you are following Secrets of the Catacombs or Hidden Shrines, spend Hammers on the rooms needed for those objectives first.

Where do Small Hammers come from?

Good early sources: Lost Supplies, Skeletal Survey, Secrets of the Catacombs and the Skeleton Merchant. Catacombs battles and a few pickups also supply them, so an empty inventory is not a dead end.

Barrier finder

What is blocking this door?

Small HammerEach stone door uses one Hammer.

Secrets of the Catacombs & Mystery Progression

This quest pays you back in exploration tools: it hands out more Small Hammers, then Recall Potions once you push further.

Secrets of the Catacombs

Giver
Bill · Catacombs 2F
First milestone
Investigate 3 mysteries → Small Hammer ×2
Quest completion
Investigate 6 mysteries → Recall Potion ×5

Secrets of the Catacombs Guide →

Hiding Skeleton

Hiding Skeleton can appear in one of multiple locations on Catacombs 3F. If the first location you check is empty, that does not mean the mystery is missing.

Mystery checklist

The confirmed mystery types used by the quest. Tick them off as you find them — the quest tracks 3 and 6 for its rewards.

First reward
0 / 3 mysteries
Quest completion
0 / 6 mysteries
Checked here
0 / 7

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Catacombs Quests — Recommended Order

Not every Catacombs quest is worth the same effort. This is the order that matches what each one actually gives you.

Do first

Small Hammer supply. These three make everything else cheaper to explore.

Lost Supplies

Giver
Tobias · Catacombs 2F
Reward
Small Hammer ×1

Find 3 Lost Supplies and return them to Tobias.

Lost Supplies Guide →

Continue

Once you have Hammers, these open more routes and push you deeper.

Feed the Mold

Giver
Carlos · Catacombs 2F
Objective
Bring Carlos 10 Living Bones
Reward
Large Hammer

Opens hardened-bone progression. The Skeleton Merchant also stocks Large Hammers, so this is not your only route.

Feed the Mold Guide →Find Living Bones →

Optional / caution

Startable, but do not treat these as normal completion targets yet.

OptionalExtreme Grind

False Idols

Possible rather than blocked, but its Bone Ingot and Verdite Bar requirements make it an unusually heavy grind.

False Idols Quest Page →

Later progression required

Farming Supplies

The required Common Mushroom and Green Mushroom sources sit outside the normal current route.

Why Is This Quest Blocked? →

StartableNot normal current completion

Forbidden Snack

Its Shyfish requirement connects to Catacombs fishing, which needs later progression.

Why Is This Quest Blocked? →

Later progression required

The Strange Orb

The objective continues into the Old Woods at night, outside normal current secret-area progression.

Why Is This Quest Blocked? →

Small Mine Key vs Catacombs Mine Key

Two different keys, two different gates. Mixing them up is the most common reason a Catacombs door seems bugged.

Small Mine Key compared with Catacombs Mine Key
KeyWhat it opensWhere it sits in progression
Small Mine KeyThe rusted door on the Skeletal Depths / deeper mine route.Normal current secret-area progression.
Catacombs Mine KeyA separate Catacombs Mines gate tied to later progression.One confirmed barrier uses it; it is not part of the Skeletal Depths route.

These are not the same item.

Where to Get Small Mine Key →Catacombs Mine Key →

Skeleton Merchant

The Skeleton Merchant on Catacombs 2F is an important supply source while exploring the area. If you run low on exploration tools, check here before assuming you are stuck.

Tools the merchant is confirmed to stock:

View Catacombs Tools →Skeleton Merchant & the Mall →

Quests You Shouldn’t Grind Yet

You can start these from the Catacombs, but the thing they ask for lives outside the normal current route. Farming more Catacombs drops will not fix them.

Later progression required

Farming Supplies

Where
Catacombs sealed room
Objective
Bring 10 Dense Fertilizer Lv2 and 10 Fancy Fertilizer Lv2

You can start Farming Supplies from the Catacombs, but the required Common Mushroom and Green Mushroom sources are outside the normal current route. Do not keep farming Catacombs drops expecting those two ingredients to appear.

Why Is This Quest Blocked? →

StartableNot normal current completion

Forbidden Snack

Where
Catacombs 3F
Objective
Bring the Catacombs request its fish

You can start it, but its Shyfish requirement connects to Catacombs fishing, while the normal Quality Fishing Rod route requires later progression.

Why Is This Quest Blocked? →

Later progression required

The Strange Orb

Where
Forsaken Settlement
Objective
The objective continues into the Old Woods at night

The quest continues into the Old Woods at night, so it leaves the normal current secret-area progression.

Why This Quest Is Blocked →

False Idols — Possible, but Extreme

False Idols is not in the same category as the three quests above.

OptionalExtreme Grind

False Idols

Where
Catacombs 3F
Objective
Craft a Kaal Idol and bring it to Denzel
Grind
Bone Ingots and Verdite Bars

False Idols does not have the same hard later-area blocker. The route appears possible, but its Bone Ingot and Verdite Bar requirements make it an unusually heavy grind. It is not a next-step recommendation.

False Idols Quest Page →

Can You Fish in the Catacombs?

There is a Catacombs fishing spot, but normal access to the required Quality Fishing Rod belongs to later progression.

Do not treat Catacombs fishing as a normal early secret-area activity.

Why Can’t I Fish Here? →Fishing Rods →

Why Won’t the God Chambers Open?

Some God Chambers are visible inside the Catacombs, but their required divine-favor progression belongs to later content. Seeing the door does not mean you missed a Catacombs-only key.

Entering the Catacombs does not require a password or a hidden code either — By the Gods is the normal route. If you are still outside, that quest is the only gate.

Stuck in the Catacombs?

The barrier system catches most players at some point. These are the usual causes.

I entered but don’t know what to do
Go to 2F and start Lost Supplies and Skeletal Survey. Their Small Hammer rewards are what make the rest of the area cheaper to explore.
I’m out of Small Hammers
Check the early Hammer quests and the Skeleton Merchant before assuming you are permanently stuck.
A stone door won’t open
You need a Small Hammer, and it is consumed when the door opens.
A bone pile won’t move
Hardened bone piles need a Large Hammer — a Small Hammer will not work on them.
Metal bars are blocking the way
Use Wire Cutters.
Ghost Tentacles are blocking the way
Use Cleansing Balm.
I have a Small Mine Key but this gate won’t open
Make sure you are at the correct rusted deeper-mine door. Small Mine Key and Catacombs Mine Key are different items.
I started a quest but can’t finish it
Check whether it is Farming Supplies, Forbidden Snack or The Strange Orb before grinding further — those three need later progression.

Catacombs Progression Checklist

Entry, early tools, exploration and deeper progress. The three later-progression quests are deliberately kept off this list.

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Later progression

Farming Supplies, Forbidden Snack and The Strange Orb are not completion targets yet, so they are not part of this checklist.

Continue Exploring

Browse all quests →Open Item Finder →