This is a complete dungeon guide for the Regalith Grand Cathedral in Metaphor: ReFantazio. Read on for a map with all collectibles, information on how to unlock and tips to clear, enemy weaknesses, and the dungeon exploration deadline!

How to Unlock Regalith Grand Cathedral

Unlock Conditions and Deadline

Unlock Condition	Unlocked on 06/11
Deadline	None

Regalith Grand Cathedral unlocks automatically as part of the main story on 6/11 and therefore has no deadline.

6th Month Walkthrough and Schedule Guide

Unlock Via Catacombs Dungeon

You will encounter Regalith Grand Cathedral twice in the main story.

Initially, you must defeat Undead Grius to access the Cathedral through the main entrance. However, after this, the main area becomes inaccessible, forcing you to enter the Cathedral through a shortcut in the Catacombs.

Undead Grius Boss Guide: Weakness and Resistances

Regalith Grand Cathedral Tips and Strategies

Best Team: 2 Healers and A Brawler

Recommended Characters to Bring
Protagonist			Strohl			Hulkenberg
Brawler			Healer			Healer

Team Strategy

The Regalith Cathedral is overrun with Undead enemies, making light magic essential. It’s recommended to bring a team with two Healers capable of casting light-based spells. Additionally, a Brawler who can deal AoE damage will simplify dungeon exploration.

The boss, Zorba the Necromancer, is resistant to all elements except Light, making light magic crucial for success.

Zorba Boss Guide: Weakness and Resistances

Unlock the Brawler Archetype Along the Way

During your dungeon exploration, you will encounter Catherina, who triggers the quest A Friend in Need when spoken to.

Completing this quest will unlock the Brawler Archetype for your party.

Catherina Bond Guide and How to Unlock

Regalith Grand Cathedral Collectibles and Items

Collectibles Map for Regalith Grand Cathedral : Foyer

#	Item
①	Breeze Igniter
②	Balm of Life

No Collectibles for Regalith Grand Cathedral : Catacombs Yet

The Catacombs area of the church is majorly sealed off but you can walk straight to get to the next location.

This can be revisited later in the game after finishing the The New King of the Imps quest.

Catacombs Dungeon Walkthrough Guide

Prayer Chamber

#	Item
①	Exorcist Knuckles
②	Gambler's Jewel

Servant's Chamber

#	Item
①	Sanctified Amulet

Altar Chamber

#	Item
①	Moonlight Mace
②	Silver Spatha

Reception Chamber

#	Item
①	Purity Gloves

Royal Portrait Hall

There are no treasure chests in this area.

Sceptre Chamber and Heavenly Staircase

There are no treasure chests in these areas.

Regalith Grand Cathedral Blessed Water Locations

Map Image	World Image
Regalith Grand Cathedral Entrance Hall	Behind a set of barrels where you rescue the little girl
Regalith Grand Cathedral Servant's Chamber	Head left from the Servant's Chamber, find it before entering the doorway
Regalith Grand Cathedral Altar Chamber	Behind a set of barrels
Regalith Grand Cathedral Reception Chamber	Inside a pot southwest of the map
Regalith Grand Cathedral Reception Chamber	Beside the Gargoyle statue, east of the map

All Blessed Water Locations

Regalith Grand Cathedral Enemies and Weaknesses

All Enemies and Weaknesses

Homo Oppo
Feral Hundo
Sword Malmorta
Spear Malmorta
Spekto
Mad Watchdog Hundo
War Wulhas
Noble Morneto
Soldier Morneto
Spear Captain Malmorta
Azure Homo Tenta
Homo Fulquilo
Morbid Morneto
Louisian Spear Captain
Louisian Sword Captain
Louisian Mage Captain
Blue Elmenta
Civilian Morneto
Bow Malmorta
Sword Captain Malmorta
Bow Captain Malmorta
Watchdog Hundo
Corpsethrall

List of All Enemies

All Bosses and Weaknesses

Zorba
Homo Avades

Homo Avades Boss Guide

Metaphor: ReFantazio Related Guides

List of All Dungeons and Locations

List of All Dungeons

List of Dungeons
Northern Border Fort	Nord Mines
Regalith Grand Cathedral	Catacombs
Belega Corridor	Tradia Desert
Imp's Den	Giant Sandworm's Belly
Giant Sandworm's Nest	Abandoned Tomb
Man-Eater's Grotto	Kriegante Castle
Gracia Forest	Forsaken Tower
Tomb of Lament	Skyrunner Charadrius
Dragon Temple	Land of Ceremony
Orbwise Path	Spire of Blind Faith
Scoundrel's Hold	Montario Opera House
Tower of Insolence	Everfrost Forest
Mt. Vulkano	Manor of the Ascendant
Abandoned Path	Disgraced Ruins
Skybound Avatar	Tyrant's Star