Eureka Orthos (Floors 11-20) | Final Fantasy Wiki | Fandom

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Achievement: Le Morte d'Allagan Monstrosities II
Clear the 20th floor of Eureka Orthos.

Eureka Orthos (Floors 11-20) is the second set of floors in Eureka Orthos in Final Fantasy XIV, added in patch 6.35.

Progression[]

Floor 11[]

Floor 12[]

Floor 13[]

Floor 14[]

Floor 15[]

Floor 16[]

Floor 17[]

Floor 18[]

Floor 19[]

Floor 20[]

Encounters[]

Musical themes[]

"Calamity Unbound" plays during the battle against the Cloning Node.

Final Fantasy XIV activities

Allusions - Artwork - Benchmark - Characters - Locations - Patch Notes - Timeline - Translations - Wallpapers

General activities

A Realm Reborn	Sastasha - The Tam-Tara Deepcroft - Copperbell Mines - Halatali - The Thousand Maws of Toto-Rak - Haukke Manor - Brayflox's Longstop - The Sunken Temple of Qarn - Cutter's Cry - The Stone Vigil - Dzemael Darkhold - The Aurum Vale - The Wanderer's Palace - Castrum Meridianum - The Praetorium - Amdapor Keep - Pharos Sirius - Copperbell Mines (Hard) - Haukke Manor (Hard) - The Lost City of Amdapor - Halatali (Hard) - Brayflox's Longstop (Hard) - Hullbreaker Isle - The Tam-Tara Deepcroft (Hard) - The Stone Vigil (Hard) - Snowcloak - Sastasha (Hard) - The Sunken Temple of Qarn (Hard) - The Keeper of the Lake - The Wanderer's Palace (Hard) - Amdapor Keep (Hard)
Heavensward	The Dusk Vigil - Sohm Al - The Aery - The Vault - The Great Gubal Library - The Aetherochemical Research Facility - Neverreap - The Fractal Continuum - Saint Mocianne's Arboretum - Pharos Sirius (Hard) - The Antitower - The Lost City of Amdapor (Hard) - Sohr Khai - Hullbreaker Isle (Hard) - Xelphatol - The Great Gubal Library (Hard) - Baelsar's Wall - Sohm Al (Hard)
Stormblood	The Sirensong Sea - Shisui of the Violet Tides - Bardam's Mettle - Doma Castle - Castrum Abania - Ala Mhigo - Kugane Castle - The Temple of the Fist - The Drowned City of Skalla - Hells' Lid - The Fractal Continuum (Hard) - The Swallow's Compass - The Burn - Saint Mocianne's Arboretum (Hard) - The Ghimlyt Dark
Shadowbringers	Holminster Switch - Dohn Mheg - The Qitana Ravel - Malikah's Well - Mt. Gulg - Amaurot - The Twinning - Akadaemia Anyder - The Grand Cosmos - Anamnesis Anyder - The Heroes' Gauntlet - Matoya's Relict - Paglth'an
Endwalker	The Tower of Zot - The Tower of Babil - Vanaspati - Ktisis Hyperboreia - The Aitiascope - The Dead Ends - Smileton - The Stigma Dreamscape - Alzadaal's Legacy - The Fell Court of Troia - Lapis Manalis - The Aetherfont - The Lunar Subterrane
Dawntrail	Ihuykatumu - Worqor Zormor - The Skydeep Cenote - Vanguard - Origenics - Alexandria - Tender Valley - The Strayborough Deadwalk - Yuweyawata Field Station
Removed	Copperbell Mines (original) - Castrum Meridianum (original) - The Praetorium (original)

A Realm Reborn	The Bowl of Embers - The Navel - The Howling Eye - The Porta Decumana (The Minstrel's Ballad: Ultima's Bane) - Thornmarch - The Whorleater - The Striking Tree - The Akh Afah Amphitheatre - The Chrysalis - Urth's Fount Relic Weapons: A Relic Reborn: the Chimera - A Relic Reborn: the Hydra Hildibrand Adventures: Battle on the Big Bridge - The Dragon's Neck - Battle in the Big Keep
Heavensward	Thok ast Thok - The Limitless Blue - The Singularity Reactor (The Minstrel's Ballad: Thordan's Reign) - The Final Steps of Faith (The Minstrel's Ballad: Nidhogg's Rage) The Warring Triad: Containment Bay S1T7 - Containment Bay P1T6 - Containment Bay Z1T9
Stormblood	The Pool of Tribute - Emanation - The Royal Menagerie (The Minstrel's Ballad: Shinryu's Domain) - Castrum Fluminis (The Minstrel's Ballad: Tsukuyomi's Pain) The Four Lords: The Jade Stoa - Hells' Kier - The Wreath of Snakes The Hunt for Rathalos: The Great Hunt Even Further Hildibrand Adventures: Kugane Ohashi
Shadowbringers	The Dancing Plague - The Crown of the Immaculate - The Dying Gasp (The Minstrel's Ballad: Hades's Elegy) - The Seat of Sacrifice The Sorrow of Werlyt: Cinder Drift - Castrum Marinum - The Cloud Deck Save the Queen: Memoria Misera
Endwalker	The Dark Inside (The Minstrel's Ballad: Zodiark's Fall) - The Mothercrystal (The Minstrel's Ballad: Hydaelyn's Call) - The Final Day (The Minstrel's Ballad: Endsinger's Aria) - Storm's Crown - Mount Ordeals - The Voidcast Dais - The Abyssal Fracture Somehow Further Hildibrand Adventures: The Gilded Araya
Dawntrail	Worqor Lar Dor - Everkeep - The Interphos (The Minstrel's Ballad: Sphene's Burden)
Removed	Cape Westwind - The Steps of Faith

Bahamut	The Binding Coil of Bahamut: Turn 1 - Turn 2 - Turn 3 - Turn 4 - Turn 5 The Second Coil of Bahamut: Turn 1 - Turn 2 - Turn 3 - Turn 4 The Final Coil of Bahamut: Turn 1 - Turn 2 - Turn 3 - Turn 4
Alexander	Gordias: The Fist - The Cuff - The Arm - The Burden Midas: The Fist - The Cuff - The Arm - The Burden The Creator: The Eyes - The Breath - The Heart - The Soul
Omega	Deltascape: V1.0 - V2.0 - V3.0 - V4.0 Sigmascape: V1.0 - V2.0 - V3.0 - V4.0 Alphascape: V1.0 - V2.0 - V3.0 - V4.0
Eden	Eden's Gate: Resurrection - Descent - Inundation - Sepulture Eden's Verse: Fulmination - Furor - Iconoclasm - Refulgence Eden's Promise: Umbra - Litany - Anamorphosis - Eternity
Pandæmonium	Asphodelos: The First Circle - The Second Circle - The Third Circle - The Fourth Circle Abyssos: The Fifth Circle - The Sixth Circle - The Seventh Circle - The Eighth Circle Anabaseios: The Ninth Circle - The Tenth Circle - The Eleventh Circle - The Twelfth Circle
The Arcadion	AAC Light-heavyweight Tier: M1 - M2 - M3 - M4
Ultimate	The Unending Coil of Bahamut - The Weapon's Refrain - The Epic of Alexander - Dragonsong's Reprise - The Omega Protocol - Futures Rewritten

The Crystal Tower	The Labyrinth of the Ancients - Syrcus Tower - The World of Darkness
The Shadow of Mhach	The Void Ark - The Weeping City of Mhach - Dun Scaith
Return to Ivalice	The Royal City of Rabanastre - The Ridorana Lighthouse - The Orbonne Monastery
YoRHa: Dark Apocalypse	The Copied Factory - The Puppets' Bunker - The Tower at Paradigm's Breach
Myths of the Realm	Aglaia - Euphrosyne - Thaleia
Echoes of Vana'diel	Jeuno: The First Walk
Chaotic	The Cloud of Darkness

Variant and Criterion Dungeons

Endwalker	The Sil'dihn Subterrane (Another Sil'dihn Subterrane) - Mount Rokkon (Another Mount Rokkon) - Aloalo Island (Another Aloalo Island)

Basic Training: Enemy Parties - Under the Armor - Basic Training: Enemy Strongholds - Hero on the Half Shell - Pulling Poison Posies - Stinging Back - All's Well that Ends in the Well - Flicking Sticks and Taking Names - More than a Feeler - Annoy the Void - Shadow and Claw - Long Live the Queen - Ward Up - Solemn Trinity

Heavensward	The Aquapolis
Stormblood	The Lost Canals of Uznair - The Hidden Canals of Uznair - The Shifting Altars of Uznair
Shadowbringers	The Dungeons of Lyhe Ghiah - The Shifting Oubliettes of Lyhe Ghiah
Endwalker	The Excitatron 6000 - The Shifting Gymnasion Agonon
Dawntrail	Cenote Ja Ja Gural

The Palace of the Dead - Heaven-on-High - Eureka Orthos

Exploratory Missions

Field Operations	The Forbidden Land, Eureka: Anemos - Pagos - Pyros - Hydatos (The Baldesion Arsenal) Save the Queen: Blades of Gunnhildr: The Bozjan Southern Front (The Battle of Castrum Lacus Litore) - Delubrum Reginae - Zadnor (The Dalriada) Island of Mirages, Crescent Isle
Gathering Forays	Ocean Fishing - The Diadem
Removed	The Diadem: Original - Hunting Grounds - Trials of the Fury and Matron (Emergency Mission)

Crystalline Conflict	The Palaistra - The Volcanic Heart - Cloud Nine - The Clockwork Castletown - The Red Sands
Frontline	The Borderland Ruins - Seal Rock - The Fields of Glory - Onsal Hakair
Rival Wings	Astragalos - Hidden Gorge
Removed	The Fold - The Feast (The Feasting Grounds - Lichenweed - Crystal Tower Training Grounds)

The Gold Saucer

Attractions	Cactpot - Chocobo Racing - Blunderville - Doman Mahjong - Fashion Report - Lord of Verminion - Mini games - Triple Triad (Cards - Players)
GATEs	Air Force One - Any Way the Wind Blows - Cliffhanger - Leap of Faith (The Fall of Belah'dia - The Falling City of Nym - Sylphstep) - The Slice is Right
Removed	Skinchange We Can Believe In - The Time of My Life - Vase Off

Seasonal

Annual	Heavensturn - Valentione's Day (The Valentione's Ceremony) - Little Ladies' Day - Hatching-tide - Make It Rain Campaign - Moonfire Faire - The Rising (Foundation Day - The Calamity Retold) - All Saints' Wake (The Haunted Manor - The Phantoms' Feast) - Starlight Celebration
Special	A Nocturne for Heroes - Breaking Brick Mountains - Burgeoning Dread - Final Fantasy XIV & Fall Guys Collaboration - GARO x Final Fantasy XIV - The Hunt for Rathalos - Hunter's Moon - Lightning Strikes - The Maiden's Rhapsody - Moogle Treasure Trove - The Path Infernal - Yo-kai Watch: Gather One, Gather All!

Lifestyle content

Ishgardian Restoration -

Island Sanctuary - Cosmic Exploration

Allied Societies

A Realm Reborn	Amalj'aa - Sylphs - Kobolds - Sahagin - Ixal
Heavensward	Vanu Vanu - Vath - Moogle
Stormblood	Kojin - Ananta - Namazu
Shadowbringers	Pixies - Qitari - Dwarves
Endwalker	Arkasodara - Omicrons - Loporrits
Dawntrail	Pelupelu

Custom Deliveries

Heavensward	Zhloe Aliapoh
Stormblood	M'naago - Kurenai - Adkiragh
Shadowbringers	Kai-Shirr - Ehll Tou - Charlemend
Endwalker	Ameliance - Anden - Margrat
Dawntrail	Nitowikwe

Others

Toy Chest -

Stone, Sky, Sea

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