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What each game update changed under the hood, and what we learn taking Halo Campaign Evolved apart. Newest first.

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Halo Campaign Evolved CU4 under the hood: every tag the August 17 update touchedAugust 17, 2026

We diffed all 12,292 tags between CU3 and CU4, field by field: AI gunfights got a real rebalance, Jackals got new hitboxes, active camo got faster, and one new animated object appeared — a quiet gameplay pass the public patch notes never mentioned.

game-update cu4 tag-data

Halo Campaign Evolved CU3: every tag the July 29 update changedJuly 29, 2026

We diffed all 12,291 tags between the Steam launch build and CU3, field by field: B40 got the biggest encounter rework of any patch yet, A30's AI was given a new objective to push, and a dozen spawns moved a few meters. Plus: why the launch build is stamped "CU2".

game-update cu3 tag-data