The Marathon wiki

"Time is limited. For you, it is limited by the breakdown of the neurons in your brain. I have no such limitations. I am limited only by the closure of the universe."

This article may contain information based upon upcoming, unreleased, or recently-released content from the 2025 Reveal Stream ARG, and may not be fully complete. Additionally, the information may be subject to change if it is based on pre-release material. Please update it as soon as any relevant and accurate material is available.

The Marathon ARG is an ongoing alternate reality game surrounding the upcoming Marathon video game.

The 2023 ARG

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The 2023 ARG was released to coincide with the release of the first ViDoc shortly after the game's reveal.^[1]^{[note 1]}

What is Marathon? | Somewhere In The Heavens - ViDoc

The 2025 ARG

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Notes

^ The 2023 ViDoc was made private on YouTube following former Marathon Game Director Christopher Barett's controversial dismissal from the company, a re-upload of the ViDoc was linked in it's place.

References

^ Marathon ARG, Project Goliath

[2] The 2023 ViDoc was made private on YouTube following former Marathon Game Director Christopher Barett's controversial dismissal from the company, a re-upload of the ViDoc was linked in it's place.

[1] Marathon ARG, Project Goliath

[1]

[note 1]