Warhammer.40000.mechanicus.heretek.v1.4.0-codex...

The "CODEX" tag at the end indicates that this is a release from the digital piracy group known as CODEX , who were known for "cracking" game digital rights management (DRM) before they disbanded in early 2022.

The string refers to a specific scene release of the Heretek expansion for the tactical game Warhammer 40,000: Mechanicus . Warhammer.40000.Mechanicus.Heretek.v1.4.0-CODEX...

The "Xenarite," focusing on the use of forbidden xenos technology. The "CODEX" tag at the end indicates that

This specific update generally includes various balance tweaks and bug fixes implemented by the developers, Bulwark Studios, after the initial launch. The Warhammer 40k Wiki defines a "Heretek" as

Additional customization for your Cohort, including new troop types like the Sicarian Infiltrator and Ruststalker.

A subplot set within the Caestus Metalican where players face off against rogue Tech-priests.

The Warhammer 40k Wiki defines a "Heretek" as a Tech-priest who defies the Cult Mechanicus to pursue forbidden technologies. In the context of the game, this expansion introduces: