In the Fate of Atlantis DLC, the city of Atlantis is home to advanced Isu Structures known as Archives and Repositories. These sites are the primary source of Isu Knowledge, a specialized progression metric required to increase your Dikastes Rank and bypass the energy barriers protecting the city's inner sanctums.
Archives
Locations on Atlantis
1
Archive of Hebe
Related quests: Fire Amid the Water, Wisdom of the Ancients
1 x Kill Captain
1 x Scan Isu Data Cache
1 x Find Ainigmata Ostraka
1 x Collect Adamant Ingot
2Archive of Hephaistos
Related quests: Fire Amid the Water, Wisdom of the Ancients
Knowledge Sequence 1 is required to access this place.
1 x Kill Captain
1 x Scan Isu Data Cache
1 x Destroy Torches of Hypnos
1 x Collect Adamant Ingot
3Horus Repository
Related quests: Fire Amid the Water, Wisdom of the Ancients
Knowledge Sequence 2 is required to access this place.
1 x Kill Captain
1 x Scan Isu Data Cache
1 x Find Ainigmata Ostraka
1 x Collect Adamant Ingot
4Repository of Iris
Related quests: Fire Amid the Water, Wisdom of the Ancients
1 x Scan Isu Data Cache
2 x Destroy Torches of Hypnos
1 x Collect Adamant Ingot
2 x Loot Treasure
5The Consus Archive
Related quests: The Atlantean Patient, Fire Amid the Water, Wisdom of the Ancients
1 x Kill Captain
1 x Scan Isu Data Cache
1 x Collect Adamant Ingot
2 x Loot Treasure
6The Tinia Archive
Related quests: Fire Amid the Water, Wisdom of the Ancients
Knowledge Sequence 2 is required to access this place.
1 x Kill Captain
1 x Scan Isu Data Cache
1 x Collect Adamant Ingot
2 x Loot Treasure