Codex Entry Guide (Mass Effect: Andromeda)

Similar to the Codex in the first Mass Effect game, some entries in Mass Effect: Andromeda require specific conditions to be unlocked. In previous games Codex entries are updated by the next game, but in Mass Effect: Andromeda some entries are revised depending on unfolding developments. The following is a list of all Codex entries in Mass Effect: Andromeda, along with their requisites for unlocking or updating.

The Journey So Far

Entry	Requirement
Finding a Home
Battle on the Archon's Flagship	Hunting the Archon - entry depends on accomplishing either of mutually exclusive objectives: Rescue the captive salarians or Rescue the captive krogan
The Jardaan Discovery	The Journey to Meridian - entry depends on uncovering the reveal about angara being artificial creations
The Moshae's Rescue	A Trail of Hope - entry depends on chosen decision during the mission objective Talk to Moshae Sjefa
Crisis on Habitat 7	Planetside - entry depends on choice taken during the mission objective Protect Fisher accomplishing or failing the objective Optional: Investigate the alien ruins accomplishing or failing the objective Optional: Explore the cave accomplishing or failing the objective Optional: Investigate the crashed alien ship accomplishing or failing the objective Optional: Locate Greer opinion about inheriting the Pathfinder role
The Traitor on Kadara Port
Eos: The First Outpost	A Better Beginning - entry depends on reactivating the Remnant vault chosen outpost purpose during the mission objective Establish an outpost at an appropriate site
The Nexus Council	Epilogue: Home and Away - entry depends on chosen ambassador in this mission
The Battle for Meridian	Meridian: The Way Home - entry depends on sibling's gender if all four Pathfinders ensured Nozomi Dunn's survival
First Contact: The Angara
A Crew Like No Other
Nakmor Drack
Cora Harper	A Better Beginning entry started after entering the Tempest entry amended after formal introductions
Romantic Entanglements
Kallo Jath	A Better Beginning entry started after entering the Tempest's bridge entry amended after formal introductions
Liam Kosta	A Better Beginning - entry started after entering the Tempest
Lexi T'Perro	A Better Beginning entry started after entering the Tempest entry amended after formal introductions
Peebee B'Sayle
Vetra Nyx	A Better Beginning entry started after entering the Tempest's bridge entry amended after formal introductions
Gil Brodie	A Better Beginning - entry started after entering the Tempest's bridge
Suvi Anwar	A Better Beginning entry started after entering the Tempest's bridge entry amended after formal introductions
Jaal Ama Darav
Agent of Change
A New Path
A Devil's Bargain	Truth and Trespass - entry depends on chosen decision during mission objective Speak to the impostor in Kadara's caves
The First Generation	The Little Things That Matter - entry depends on completing the mission chosen decision during mission objective Contact Addison on Tempest vidcon
A Punishment to Fit the Crime	Nakmor Drack: A Future for our People - entry depends on chosen decision during mission objective Deal With Spender
The Primus Offer	Dissension in the Ranks - entry depends on chosen decision while talking to the Primus during the mission objective Investigate the building Meridian: The Way Home - entry updates if the mission objective Primus: Enemy of my enemy is unlocked
Ryder
Ongoing Psychological Profile: Pathfinder Ryder	Entry depends on dominant conversation tone choices action/inaction regarding interrupts
The Ties That Bind	Entry depends on attitude towards Alec Ryder's death whether the sibling was visited during their coma being honest or lying about Alec's demise to the sibling upon their reawakening being honest or lying about whether humanity has a home when the sibling asks completion of Ryder Family Secrets
Exploring Heleus
Power Play for Kadara Port	High Noon - entry depends on who's controlling Kadara Port by the end of this mission
An Ancient Mind	Uncovering the Past - entry depends on Ancient AI's fate by the end of this mission
The Krogan Exiles	Search for the Stolen Remnant Drive Core - entry depends on who gets the Remnant drive core by the end of this mission
Fuelling Exploration	entry depends on completion of From the Dust and The Remnant Tiller

The Andromeda Initiative

Entry	Requirement
Known Associates
Peebee
Kallo Jath	A Better Beginning - available after formal introductions after completing the objective Go to the bridge
Vetra Nyx	A Better Beginning - available after formal introductions after completing the objective Go to the bridge
Gil Brodie	A Better Beginning - available after formal introductions after completing the objective Go to the bridge
Lexi T'Perro	A Better Beginning - available after formal introductions after completing the objective Go to the bridge
Nakmor Drack
SAM	Prologue: Hyperion - available at the beginning A Better Beginning - appended after completing the objective Speak with SAM on the Hyperion Ryder Family Secrets - complete this mission for appended entry
Scott Ryder	mutually exclusive with the Sara Ryder entry Prologue: Hyperion - complete Optional: Check on your brother available after cutscene on Hyperion's bridge if optional objective failed Hunting the Archon - complete this mission for appended entry Meridian: The Way Home - complete this mission for appended entry
Sara Ryder	mutually exclusive with the Scott Ryder entry Prologue: Hyperion - complete Optional: Check on your sister available after cutscene on Hyperion's bridge if optional objective failed Hunting the Archon - complete this mission for appended entry Meridian: The Way Home - complete this mission for appended entry
Alec Ryder	Prologue: Hyperion - available after cutscene on Hyperion's bridge Planetside - complete this mission for appended entry
Cora Harper	Prologue: Hyperion - available after cutscene on Hyperion's bridge
Jaal Ama Darav
Suvi Anwar	A Better Beginning - available after formal introductions after completing the objective Go to the bridge
Liam Kosta	Planetside - available at the beginning
Dr. Ellen Ryder	Prologue: Hyperion - available after cutscene on Hyperion's bridge Ryder Family Secrets - complete this mission for appended entry
The Initiative
The Andromeda Initiative	Prologue: Hyperion - available at the beginning
Andromeda Initiative: Golden Worlds	Prologue: Hyperion - available after cutscene on Hyperion's bridge
Glossary of Terms	Prologue: Hyperion - available at the beginning
Andromeda Initiative: Nexus Uprising	Nexus Reunion - available after meeting with Nexus leaders
Andromeda Initiative: Jien Garson	Prologue: Hyperion - available at the beginning Nexus Reunion - appended after meeting with Nexus leaders Ryder Family Secrets - complete this mission for appended entry
Andromeda Initiative: Launch	Prologue: Hyperion - available at the beginning
Andromeda Initiative: Militia and APEX	Nexus Reunion - speak with Tiran Kandros Task: Getting to Know the Nexus - appended after completing the objective Speak with Kandros
The Nexus
Nexus: Pathfinder HQ
The Nexus	Nexus Reunion - available after meeting with Nexus leaders
Nexus: Tiran Kandros	Nexus Reunion - speak with Tiran Kandros Task: Getting to Know the Nexus - appended after completing the objective Speak with Kandros
Nexus: Andromeda Initiative Director Tann	Nexus Reunion - speak with Jarun Tann
Nexus: Hydroponics
Nexus: Cultural Exchange
Nexus: Leadership	Nexus Reunion - available after meeting with Nexus leaders
Nexus: Heleus News Service
Nexus: Nakmor Kesh	Nexus Reunion - speak with Nakmor Kesh
Nexus: William Spender
Nexus: Foster Addison	Nexus Reunion - speak with Foster Addison
Pathfinders
Pathfinders: AI Partners	A Better Beginning - available after completing the objective Speak with SAM on the Hyperion
Pathfinders: Salarian Pathfinder
Pathfinders: Asari Pathfinder
Pathfinders: Salarian Pathfinder
Pathfinders: Implants	A Better Beginning - available after completing the objective Speak with SAM on the Hyperion
Role of a Pathfinder	Prologue: Hyperion - available at the beginning
Pathfinders: Turian Pathfinder

Ark Species

Entry	Requirement
Asari
Asari: History	Prologue: Hyperion - available at the beginning
Asari	Prologue: Hyperion - available at the beginning
Asari: Culture and Society	Prologue: Hyperion - available at the beginning
Asari: Biology	Prologue: Hyperion - available at the beginning
Humans
Humans: Systems Alliance	Prologue: Hyperion - available at the beginning
Humans: N7	Prologue: Hyperion - talk to David Fisher after cutscene on Hyperion's bridge available at the beginning of Nexus Reunion if skipped
Humans: Early Spaceflight	A Better Beginning - take the Space-X rocket in the Pathfinder's Quarters
Krogan
Krogan: Overlord Nakmor Morda
Krogan: Culture and Society	Nexus Reunion - available after meeting with Nexus leaders
Krogan: Biology	Nexus Reunion - available after meeting with Nexus leaders
Krogan: History	Nexus Reunion - available after meeting with Nexus leaders
Krogan	Nexus Reunion - available after meeting with Nexus leaders
Salarians
Salarians: History	Nexus Reunion - available after meeting with Nexus leaders
Salarians	Nexus Reunion - available after meeting with Nexus leaders
Salarians: Culture	Nexus Reunion - available after meeting with Nexus leaders
Salarians: Biology	Nexus Reunion - available after meeting with Nexus leaders
Turians
Turians: Culture and Society	Nexus Reunion - available after first meeting with Tiran Kandros
Turians	Nexus Reunion - available after first meeting with Tiran Kandros
Turians: Biology	Nexus Reunion - available after first meeting with Tiran Kandros
Turians: History	Nexus Reunion - available after first meeting with Tiran Kandros

Andromeda Species

Entry	Requirement
Angara
Angaran Culture: Law and Politics
Angara: Evfra de Tershaav
Angara: Culture
Angaran Culture: Military Doctrine
Akksul
Angara: Spirituality
Angara: Lost Colony Worlds
Angara: Languages
Angara: The Roekaar
Angara: Technology
Angaran Culture: Economics
Angara: The Resistance
Angara
Angara: Biology
Angara: History
Angara: Moshae Sjefa
Kett
Kett: Fiend
Kett: Ascendant
Kett: The Archon
Unknown Species / Kett	initially described as "Unknown Species" Planetside - available after first contact with David Fisher Nexus Reunion - formally named afer speaking with Foster Addison
Kett: The Archon's Sword
Kett: Technology
Kett: Destined
Kett: Anointed
Kett: Chosen	A Better Beginning - available after first kett kill
Kett: Secret Intelligence
Kett: Wraith
Kett: Behemoth
Kett: Biology
Kett: Primus
Kett: Culture
Kett: Exaltation
Flora and Fauna
Andromeda Wildlife: Overview
Andromeda Wildlife: Manta	Planetside - triggered when Pathfinder Ryder and Liam Kosta notice flying creatures overhead after traversing the section of the path riddled by lightning strikes
Outlaws
Outlaws: Agent
Outlaws: Adhi
Outlaws: The Collective
Outlaws: Berserker
Outlaws: Saboteur
Outlaws: Sharpshooter
Outlaws: Pariah
Outlaws: Pariah
Sloane Kelly
Reyes Vidal
Outlaws: Raider
Outlaws: Anarchist
Outlaws: Outcasts
The Remnant
Remnant: Interfacing
Remnant Data Core
Poc
Remnant: Creators
Remnant Breacher
Remnant: Decryption
Remnant Destroyer
Remnant Architect
Remnant Nullifier
Remnant Assembler
Unknown Technology / The Remnant	initially described as "Unknown Technology" Planetside - available after encountering massive alien structures across a chasm available after meeting with Alec Ryder if the above is skipped Nexus Reunion - updated at the beginning of the mission
Remnant Observer
Remnant Abyssal

Planets And Locations

Entry	Requirement
Planets And Locations
Habitat 7	Planetside - available at the beginning
Elaaden
Havarl
Unknown Phenomenon / The Scourge	initially described as "Unknown Phenomenon" Prologue: Hyperion - available after cutscene on Hyperion's bridge Planetside - appended entry at the beginning of the mission Nexus Reunion - formally named as The Scourge after speaking with Jarun Tann
Aya
The Andromeda Galaxy	Prologue: Hyperion - available at the beginning
Meridian
Port Meridian
H-047c
Ryder-I
Eos	A Better Beginning - available afer completing the objective Land on Eos
Black Hole: H-012 "Ketos"
Voeld
Khi Tasira
Kadara

Technology

Entry	Requirement
Exploration Tools
Scanner	Prologue: Hyperion - reset the power relay
Field Repurposing	Planetside - available on first encounter with a supply cache
Jump-Jets	Planetside - available when Liam Kosta recommends using jump-jets to navigate
Technology: Consumable Resources	Planetside - available on first obtained resource
Omni-Tools	Prologue: Hyperion - available at the beginning
Research and Development
Technology: Materials	A Better Beginning - available after unlocking Site 1: Promise's research center
Technology: Weapon and Armor Mods	A Better Beginning - available on first insertion of a weapon or armor mod
Technology: Augmentations
Technology: Research Center	A Better Beginning - available after unlocking Site 1: Promise's research center
Settling Heleus
Technology: Charting Andromeda	Prologue: Hyperion - available at the beginning
Communications and QEC	Nexus Reunion - available after meeting with Nexus leaders
Technology: Forward Stations	A Better Beginning - available after completing the objective Call down a forward station
Technology: Mining	A Better Beginning - avilable after the first scan of a mineral node
Technology: Terraforming
Cryogenic Stasis	Prologue: Hyperion - available at the beginning
Tech and Biotics
Technology: Element Zero (Eezo)	Prologue: Hyperion - available at the beginning
Technology: FTL Drive	Prologue: Hyperion - available at the beginning
Technology: Mass Effect Fields	Prologue: Hyperion - available at the beginning
Technology: Artificial Intelligence	A Better Beginning - available after completing the objective Speak with SAM on the Hyperion
Technology: Biotics	Planetside - available after Cora Harper's biotic rescue of Dr. Harry Carlyle and Hayes

Ships And Vehicles

Entry	Requirement
Ships And Vehicles
Ark Paarchero	Nexus Reunion - speak with Jarun Tann about the arks
ND1 Nomad	A Better Beginning - available after completing the objective Scan containers to find a vehicle
The Tempest	A Better Beginning - available after completing the objective Go to your ship
Remnant: Starships
The Verakan
Ark Leusinia	Nexus Reunion - speak with Jarun Tann about the arks
Tempest: ODSY Drive	A Better Beginning - available after scanning the Tempest's drive core
Tempest: Technology	A Better Beginning - available after speaking with Kallo Jath after completing the objective Go to the bridge
Tempest: Research Capabilities	A Better Beginning - available after completing the objective Go to your ship
Tempest: Stealth System	A Better Beginning - available after completing the objective Go to the bridge
Ark Natanus	Nexus Reunion - speak with Jarun Tann about the arks
Kett Starships
Tempest: Laboratories	A Better Beginning - available on first visit to the tech lab
Ark Hyperion	Prologue: Hyperion - available at the beginning