| Götterdämmerung | S I N | Yuga Kshetra |
Lostbelt No.3 人智統合真国 S I N 紅の月下美人
Lostbelt No.3: The Synchronized Intellect Nation, SIN - The Crimson Beauty Under the Moon
Set in B.C. 0210?
Crypter: Akuta Hinako
Lostbelt King: Shi Huang Di 
Unlock Requirements: Clear Götterdämmerung.
Release Date (JP): November 27, 2018
Release Date (NA): November 26, 2020
Main Story Clear Reward:
| Reward Craft Essences | |
|---|---|
|
The Phoenix is on the Vast Land 
|
| Unlocks Servants in the story summoning gacha. | |
|
Li Shuwen
|
|
Consort Yu
|
|
Red Hare
|
| Unlocks CE in the story summoning gacha. | |
|
|
The Phoenix is on the Vast Land
|
TVCM
AREA MAP
| Quests | |
|---|---|
| Formation | Party • Support • Mystic Codes • Servants • Second Archive |
| Mechanics | Battle • Status Effects • Battlefield Types • Attributes • Alignments • Traits |
| Chaldea Gate | Interludes • Strengthening Quests • Daily Quests • Main Interludes • Advanced Quests • Hunting Quests |
| Arc 1 |  Fuyuki •  Orleans •  Septem •  Okeanos •  London
|
 E Pluribus Unum •  Camelot •  Babylonia •  Solomon
| |
| Arc 1.5 |  Shinjuku •  Agartha •  Shimosa •  Salem
|
| Arc 2 | Prologue •  Anastasia •  Götterdämmerung •  S I N •  Yuga Kshetra •  Atlantis
|
 Olympus •  Heian-kyō •  Avalon le Fae •  Tunguska Sanctuary •  Traum •  Nahui Mictlan
| |
| Arc 2.5 | Prologue • Bleached Earth •  Paper Moon •  Id •  Archetype Inception
|