Navigation

Games

Original trilogy

Halo: Combat Evolved

Halo: Combat Evolved Anniversary

Halo 2

Halo 2: Anniversary

Halo 3

Mainline 343i games

Halo 4

Halo 5: Guardians

Halo: Spartan series

Halo: Spartan Assault

Halo: Spartan Strike

Halo Wars series

Halo: Fireteam Raven

Ports and expansions

Halo Custom Edition

Halo 2 Multiplayer Map Pack

Halo: The Master Chief Collection

Halo 4: King of the Hill

Halo: Fleet Battles

Halo: Ground Command

Halo Interactive Strategy Game

Canceled projects

Halo: Chronicles

Titan

Haggar

Halo: Starfighter

Novels

The Original Series

The Fall of Reach

The Cole Protocol

Envoy

The Forerunner Saga

Kilo-Five Trilogy

The Thursday War

Rion Forge & Ace of Spades

Smoke and Shadow

A Master Chief Story

Shadows of Reach

Meridian Divide

Individual novels

Contact Harvest

Hunters in the Dark

The Rubicon Protocol

Individual novellas

Saint's Testimony

Shadow of Intent

Comics

The Cradle of Life

Tales from Slipspace

Collateral Damage

The Art of Halo

The Art of Halo 3

Halo: The Great Journey

The Art of Halo 4

The Art of Halo 5: Guardians

The Art of Halo Infinite

Reference books

Original encyclopedias

Halo: The Essential Visual Guide

Halo 4: The Essential Visual Guide

Halo: Official Spartan Field Manual

Halo Encyclopedia (2022 edition)

Strategy guides

Halo: Combat Evolved

Halo 2

Halo 3

Halo 4

Halo 5: Guardians

Halo: The Fall of Reach

Birth of a Spartan

Forward Unto Dawn

Armor customizations

Rookie

Michael "Mickey" Crespo

Taylor "Dutch" Miles

Kojo "Romeo" Agu

Fireteam Osiris

Catherine Halsey

343 Guilty Spark

Roland

Atriox

Isabel

Earth

Reach

Human

Unggoy

Flood

United Nations Space Command

UNSC Marine Corps

Orbital Drop Shock Troopers

Office of Naval Intelligence

SPARTAN programs

Covenant military

Covenant Honor Guard

Insurrectionists

United Rebel Front

New Colonial Alliance

Unified Earth Government

Swords of Sanghelios

Jul 'Mdama's Covenant

Forerunner ecumene

Ancient humanity

Technological Achievement Tiers

Active camouflage

Artificial intelligence

Biological augmentation

Energy shielding

Slipstream space

Powered exoskeleton

Ships

UNSC Pillar of Autumn

Truth and Reconciliation

UNSC In Amber Clad

UNSC Forward Unto Dawn

Shadow of Intent

UNSC Spirit of Fire

Mantle's Approach

Enduring Conviction

Society and culture

Mantle

Terms and phrases

Human-Forerunner wars

Forerunner-Flood war

The Halos' firing

War of Beginnings

Interplanetary War

Human-Covenant War

Post-Covenant War conflicts

Community

Forums

Halopedia Archive

Halo News Network

Article improvement

Featured articles

Halopedia staff

Manual of Style

Blocking policy

Notability policy

Personal image policy

Protected page policy

Signature policy

Images

Links

Tables

Videos

General disclaimer

What Halopedia is

NIWA

halo.bungie.org

Forward Unto Dawn

405th

Podcast Evolved

Wikis

Deutsch (German)

Ελληνικά (Greek)

Italiano (Italian)

한국어 (Korean)

Polski (Polish)

Русские (Russian)

Español (Spanish)

Recent changes Random page

Special pages What links here

Did you know?

...that Soren-066 was a SPARTAN-II who was malformed in the augmentations and subsequently rebelled against the UNSC?
...that Dr. Halsey's personal journal was retrieved from SWORD Base by the Office of Naval Intelligence?
...that Seaward was a low-tech Forerunner retreat world and the Flood's first target in the Forerunner-Flood war?
...that a Covenant CPV-class heavy destroyer is 1500 meters long?
...that a joke scene depicting Sergeant Johnson hugging an Elite can be seen by beating the final level of Halo: Combat Evolved on Legendary?

Article Discussion Edit History

PSI

From Halopedia, the Halo wiki

Redirect page

Redirect to:

Planetary Security Intelligence

Retrieved from "https://www.halopedia.org/index.php?title=PSI&oldid=641971"

Contribute

Halopedia's pages can be edited.
Is this page incomplete? Is there anything wrong?
Change it!

Edit this page Discuss this page Page history

Recent contributors to this article

The following users recently contributed to this page:

Main page About Special pages Help Disclaimers Privacy policy Mobile view