BRIEF SUMMARY
Codex Lore: PARADIGM SHIFT 1/5
OBJECTIVES
NO TACTICAL OBJECTIVES ASSIGNED TO THIS NODE.
PARADIGM SHIFT 1/5
ANALYZING… FILE TYPE: Helmet Recording PERIOD: Colony Era SPEAKERS: Song, C. [ID: CSNG] TOPIC: Novel Contagion SUMMARY: A recording reconstructed from Dr. Clarissa Song's helmet microphone, shortly before human life signs ceased. Unusual fungal life signs persisted until the suit's auxiliary power failed. =================================================================== [CSNG]: This is Dr. Song, dying far from home. [CSNG]: I did it. I saw you. Named you. Dragged you into the light. [CSNG]: Telomyces mosaica. That's a fitting name for an endlessly mutating killer. [spores hiss] [CSNG]: And you're part of something bigger than yourself, aren't you? You waited in the soil for us to sow our seeds, the ones we brought with us. You infected our crops, and then you infected our people. [CSNG]: And this planet… Something here protected you from us, the way our AI should have protected us from you. It corrupted Darius. Sabotaged our every attempt to understand what was happening or how to stop it. [CSNG]: You know, you can colonize my blood and liquify my bones, but—but I figured you out. [CSNG]: Still not sure what's helping you. What made you into a weapon. Guess I'll never know. [CSNG]: I do know I got off easy. I get to grow here, part of this world that I never understood. I get to dream. [CSNG]: What awaits the others is an ancient nightmare. Cold. Lonely. [CSNG]: An endless… perishing… cycle. =================================================================== TYPE: TEXT [X]; AUDIO [X]
About Codex in Marathon
The Codex is one of the most important progression systems in Marathon because it keeps track of the things that stay with your account over time. It covers achievements, collections, lore entries, cosmetics, titles, and other rewards tied to what you do in the game, and you can check it outside of your runs.
What makes the Codex stand out is that it is not just a lore menu. Marathon connects it to contracts, narrative items, and other in-game milestones, so the more you explore and complete, the more entries and rewards you unlock. It also carries over between seasons, even when things like gear, faction progression, contract progression, and player level reset.
FREQUENTLY ASKED QUESTIONS
The Codex is Marathon’s long-term progression hub. It tracks things like achievements, lore-related discoveries, cosmetics, titles, and other milestone-based rewards, and it can be viewed outside of runs.
The Codex keeps a record of what you have completed and found in Marathon. That includes progress from contracts, narrative items, and other achievements, along with the rewards tied to those goals.
Yes. Codex progression carries over between seasons, which makes it one of Marathon’s main long-term systems even when seasonal resets affect gear and other progression.
The Codex includes free cosmetics and other unlocks tied to objectives. You can get rewards like weapon styles, stickers, profile emblems, profile backgrounds, titles, runner shell cosmetics, and loadout packages.
Codex entries are unlocked by doing things like completing contracts, finding narrative items, completing objectives, and hitting other in-game milestones. As you keep playing, more entries and rewards open up.
The Marathon Codex page helps you understand what the Codex is, how it works, what kind of rewards it offers, and why it matters for long-term progression. It is also a useful place to get a simple view of the game’s achievement and reward tracking system.