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The Underground Chamber Battle Strategy Guide (Chapter 6)
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The Underground Chamber Battle Strategy Guide (Chapter 6)

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Learn strategy, map, items, conditions, & bosses in this guide for The Underground Chamber Battle in White Clouds Chapter 6 Three Houses in Fire Emblem: Three Houses!!!

Table of Contents

Check Out the All Battle Strategy Guide List Here!

The Underground Chamber Map Info (Normal)

Map: Combat Start

▲Alphabets connected by red lines are warp points

The Underground Chamber - map

Map: Enemy Reinforcements

The Underground Chamber - Reinforcements map

Clear Conditions

Victory ConditionsDefeat the Death Knight,
or rout all other enemies.
Defeat ConditionsAll your units fall in battle,
or 25 turns pass.

Ally & Enemy Info

Ally Info

AlliesDeploy up to 10 units

Enemy Info

Enemy MobsSword ×2
Lance ×4
Axe ×2
Bow ×6
Reason ×6
Faith ×4
Enemy ReinforcementsLance(Horse) ×2
Bow ×1
Enemy ElitesLance (Death Knight)×1

The Underground Chamber Obtainable Items & Equipment

Treasure Chest 1 (Top)March Ring
Treasure Chest 2 (Bottom)Levin Sword
Dark SealDefeat the Death Knight
VulneraryDefeat Enemy Mobs

Bring A Spare Chest Key

You can only obtain 1 Chest key from enemies on this map (Axe unit at the top left corner of map has 1). Prepare a spare key for your forces going the right side of the map. If you're tight on item slots, use the Convoy function.

Get The Levin Sword!

Levin Sword obtained from chest is a sword that deals magic damage and can attack units 2 squares away.. It will be a big boost to your sword wielders, so get it at all costs!

The Underground Chamber

Your House Leader Will Be Absent

Your House Leader Will Be Absent

Make sure that you have trained and upgraded your units! Your House Leader will not be present during the fight so you need to make sure that all of your units will be able to endure the long fight ahead!

Easier Fight If You Ignore The Death Knight

The Underground Chamber - Tips 1
The objective is: Either beat the Death Knight, or defeat every other enemy units in 25 rounds. Death Knight is a hard nut to crack, so its a easier fight if you ignore him, but consider challenging Death Knight if you want a Dark Seal.Check out Tips on How To Beat Death Knight Here!

Split Up Your Team To Clear Enemies Fast

Split Up Your Team To Clear Enemies

Split up your team into two groups and have them move through the map via the sides. This will ensure that you can quickly take out enemies in the least amount of turns possible. Make sure to have healers on both groups.

Warp Your Way Across The Map

The Underground Chamber - Tips 2 - Warping
This map is riddled with a new floor tile: Warp Floor. Units can keep moving right after warping if it still can, so its possible to warp multiple units in 1 turn. However, warping will be blocked if a unit occupies the warp exit tile.

Occupy Special Tiles To Gain Advantages

Occupy Special Tiles To Gain Advantages

The map will be littered with several special tiles that you can use to your advantage in battle. Make sure to occupy these tiles as much as you can in order to reap their benefits.

List of Special Tiles On Map

Warp FloorWarps unit occupying it to another fixed location. Unit can move again after warping.
Heal Tile+Heals unit occupying it at the start of every turn.
Avo FloorTerrain that raises Avo. Has no effect on fliers.
WardwoodTerrain that raises Res. Has no effect on fliers.
CoverTerrain that raises Def. Has no effect on fliers.

Shoot Through Walls

The Underground Chamber - Tips 2 - Walls

Ranged units can shoot through walls on this map. Have your ranged units engage melee fighters through walls to weaken them.

Use Door Keys to Open Locked doors

The Underground Chamber - Tips 2 - door key

Many sections of this map is closed off by locked doors. You'll need to defeat enemy units that has Door Key to open them. Only units that has the Door Key can open doors, so plan your movement accordingly as to not waste turns.

Enemy Reinforcements At "Device A"

3 enemy units(2 on horses)) will arrive once you've moved into the room containing Device A. If you move your weaker units in without backup, you might lose them.

Disable Special Tiles With "Device B"

The Underground Chamber - Tips 2 - levers

By warping into the room containing Device B and deactivating it, you can disable some special tiles. These include the ones near the Death Knight, making the fight easier.

Check Out the White Clouds: Chapter 6 Story Walkthrough Here

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