MJOLNIR Research

Technical documentation

Curated findings for Halo Campaign Evolved's UE5 and Blam architecture. Claims are separated from hypotheses so each result can be checked and revised as the game changes.

Active research

Verified

Blam tag data

12,328 real Blam tag files ship inside Unreal packages across 101 classic tag groups. Container format, inventory, and the simulation-versus-rendering split.

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Observed

Multiplayer viability

Inventory of retained multiplayer systems, packed content, campaign worlds, and the shortest route to a CTF prototype.

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Verified

HaloSimulation_tag_release.dll

Build fingerprint, factory ABI, shell object layout, interface tables, and the UE5 loader call path.

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Research notes

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Raw investigation logs rendered from the repository, including reproduction commands and superseded conclusions. The curated pages above summarize what these established.

Blam Tag Data in Halo Campaign Evolved

Does Halo Campaign Evolved run on real Blam tag data like the classic games, or are bipeds,

HaloSimulation_tag_release.dll Analysis

| Property | Value |

MJOLNIR Multiplayer Investigation — Session Notes

| What | Path |

Evidence model

Verified

Reproduced by an executable check or direct decompilation.

Observed

Present in an artifact, but runtime reachability is not proven.

Hypothesis

A testable interpretation of current evidence.

Unverified

Proposed behavior that still needs a discriminating test.