Halo: Campaign Evolved Walkthrough & Wiki
Detailed mission walkthroughs, Skull and Terminal locations, Easter eggs, achievements and LASO routes.
OPERATIONS DATABASE
Essential guides
13 MISSIONS
Missions
Follow the ten rebuilt classics and three Bonus Missions in order.Open guide →42 MODIFIERS
Skulls
Browse every Skull icon and effect, then track all 39 mission collectibles.Open guide →13 TERMINALS
Terminals
Track one UNSC Terminal in each mission with route notes and screenshot references.Open guide →OFFICIAL LIST
Achievements
Story, co-op, collectible, Legendary and LASO achievement routes.Open guide →NEW MODE
Campaign Remix
How Skull combinations alter encounters, visibility and enemy behavior.Open guide →UP TO 4 ONLINE
Co-op Guide
Cross-play, shared progression, split-screen limits and host rules.Open guide →COMMS FEED
Latest news
Halo SupportNEW
Halo: Campaign Evolved July 29 Patch Fixes Plasma Pistol One-Shots and Mission AI
The July 29 update fixes charged Plasma Pistol one-shots, several campaign AI problems, PC stability issues and account-linking details.READ BRIEFING →
GamesRadarNEW
How Long Is Halo: Campaign Evolved? Early Runs Put It at 10–14 Hours
Early complete playthroughs suggest Halo: Campaign Evolved takes 10 to 14 hours for all 13 missions, with collectibles and LASO adding much more.READ BRIEFING →
Halo WaypointNEW
How Halo Studios Built Halo: Campaign Evolved's Bonus Missions
Operation: METEORITE grew from the ten remade missions. See its 2551 story setup, development path and what makes all three chapters different.READ BRIEFING →
Halo SupportNEW
Halo: Campaign Evolved Login Failed: Official Error Codes and Fixes
Halo: Campaign Evolved login failed? Match each error code to the official Steam, PS5, network, service and Microsoft account checks.READ BRIEFING →
Steam
Why Halo: Campaign Evolved Has Mixed Steam Reviews
Halo: Campaign Evolved Steam reviews are split over PC performance, voice direction and remake choices, while players praise its visuals, combat and new content.READ BRIEFING →PLAYER GUIDES
More useful guides
CAMPAIGN LENGTH
How Long to Beat
Compare the time needed for the ten classic missions, all 13 story missions and a completionist run.Open guide →
PC COMMUNITY
Mods and Community Tools
Find the main mod platforms, useful first downloads and the checks to make before changing game files.Open guide →
HIDDEN SECRETS
Easter Eggs
Find Megg, the hidden music cue, the Thirsty Grunt, T-Rex and the pipe left with Captain Keyes.Open guide →OFFICIAL TRANSMISSIONS
Halo: Campaign Evolved videos
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SITE GUIDE
Halo: Campaign Evolved guide hub
Halo: Campaign Evolved rebuilds the original campaign in Unreal Engine 5 for Xbox Series X|S, PlayStation 5 and PC. The ten classic missions return alongside three Bonus Missions called Operation: METEORITE. Premium and Collector's Edition Early Access opened on July 23, followed by the worldwide launch on July 28.
- First playthrough: mission order and walkthrough index
- Collectible cleanup: 42-Skull tracker, 13 Terminal locations
- Challenge runs: LASO walkthrough and 58-achievement list
- Open a full walkthrough first, then jump straight to that mission's collectibles
- Search and filter the Skull and achievement lists instead of scanning every entry
- Move through all 13 missions in order without returning to the main index
Last reviewed: July 24, 2026